{"id":1118,"date":"2026-04-08T01:16:46","date_gmt":"2026-04-08T01:16:46","guid":{"rendered":"https:\/\/hxcnc.com\/?page_id=1118"},"modified":"2026-05-14T06:28:20","modified_gmt":"2026-05-14T06:28:20","slug":"precision-thread-transmission-parts","status":"publish","type":"page","link":"https:\/\/hxcnc.com\/zh\/product\/precision-thread-transmission-parts\/","title":{"rendered":"\u7cbe\u5bc6\u87ba\u7d0b\u50b3\u52d5\u90e8\u4ef6"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1118\" class=\"elementor elementor-1118\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2c833f5 e-con-full e-flex e-con e-parent\" data-id=\"2c833f5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-29ba7ff elementor-widget elementor-widget-html\" data-id=\"29ba7ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\n<link rel=\"preconnect\" href=\"https:\/\/fonts.gstatic.com\" crossorigin>\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Roboto:wght@300;400;500;700;900&family=Roboto+Condensed:wght@400;700;900&family=Roboto+Mono:wght@400;500&display=swap\" rel=\"stylesheet\">\n\n<style>\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   FAQ button \u2014 strip default browser styles\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-faq-q,\n.hxc-faq-q:hover,\n.hxc-faq-q:focus,\n.hxc-faq-q:active,\n.hxc-faq-q:focus-visible {\n  background: transparent !important;\n  box-shadow: none !important;\n  outline: none !important;\n}\n.hxc-faq-q:hover,\n.hxc-faq-q.open {\n  color: var(--primary);\n}\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   DESIGN TOKENS\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-wrap {\n  --bg: #F7F9FC;\n  --card: #FFFFFF;\n  --surface: #EEF3F8;\n  --text: #1F2937;\n  --muted: #5B6777;\n  --mute2: #9CA8B4;\n  --border: #D7E0EA;\n\n  --primary: #2563EB;\n  --hover: #1D4ED8;\n  --pa: rgba(37, 99, 235, .08);\n  --pb: rgba(37, 99, 235, .15);\n  --pc: rgba(37, 99, 235, .22);\n\n  --accent: #0F766E;\n  --aa: rgba(15, 118, 110, .08);\n  --ac: rgba(15, 118, 110, .22);\n\n  --amb: #B45309;\n  --amA: rgba(180, 83, 9, .1);\n  --amC: rgba(180, 83, 9, .25);\n\n  --r: 8px;\n  --rl: 12px;\n  --rx: 16px;\n\n  --hd: 'Roboto Condensed', sans-serif;\n  --bd: 'Roboto', sans-serif;\n  --mn: 'Roboto Mono', monospace;\n\n  font-family: var(--bd);\n  color: var(--text);\n  line-height: 1.6;\n  -webkit-font-smoothing: antialiased;\n}\n.hxc-wrap * { box-sizing: border-box; margin: 0; padding: 0; }\n.hxc-wrap a { color: inherit; text-decoration: none; }\n.hxc-wrap img { display: block; width: 100%; height: 100%; object-fit: cover; }\n\n.hxc-inner { max-width: 1200px; margin: 0 auto; padding: 0 48px; }\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   SECTION CONTAINERS\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-s { padding: 80px 0; background: var(--bg); }\n.hxc-s-sf {\n  padding: 80px 0;\n  background: var(--surface);\n  border-top: .5px solid var(--border);\n  border-bottom: .5px solid var(--border);\n}\n.hxc-s-cd {\n  padding: 80px 0;\n  background: var(--card);\n  border-bottom: .5px solid var(--border);\n}\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   SHARED \u2014 eyebrows, headings, buttons\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-ey {\n  display: inline-flex;\n  align-items: center;\n  gap: 6px;\n  font-size: 11px;\n  font-weight: 600;\n  letter-spacing: .1em;\n  text-transform: uppercase;\n  color: var(--accent);\n  background: #E0F2EE;\n  padding: 4px 12px;\n  border-radius: 20px;\n  margin-bottom: 14px;\n}\n.hxc-ey::before {\n  content: '';\n  width: 6px;\n  height: 6px;\n  border-radius: 50%;\n  background: var(--accent);\n  flex-shrink: 0;\n}\n.hxc-h2 {\n  font-family: var(--hd);\n  font-size: clamp(24px, 3vw, 34px);\n  font-weight: 700;\n  line-height: 1.2;\n  margin-bottom: 12px;\n}\n.hxc-sub {\n  font-size: 15px;\n  color: var(--muted);\n  max-width: 540px;\n  line-height: 1.75;\n}\n\n.hxc-btn {\n  display: inline-flex;\n  align-items: center;\n  gap: 8px;\n  height: 46px;\n  padding: 0 26px;\n  border-radius: var(--r);\n  font-family: var(--bd);\n  font-size: 14px;\n  font-weight: 500;\n  cursor: pointer;\n  border: 1.5px solid transparent;\n  transition: all .2s;\n  white-space: nowrap;\n}\n.hxc-p {\n  background: var(--primary);\n  color: #fff;\n  border-color: var(--primary);\n}\n.hxc-p:hover {\n  background: var(--hover);\n  transform: translateY(-1px);\n  box-shadow: 0 4px 14px rgba(37, 99, 235, .28);\n}\n.hxc-o {\n  background: transparent;\n  color: var(--primary);\n  border-color: var(--primary);\n}\n.hxc-o:hover { background: #EFF6FF; }\n.hxc-w {\n  background: #fff;\n  color: var(--primary);\n  border-color: #fff;\n}\n.hxc-w:hover {\n  background: #EFF6FF;\n  transform: translateY(-1px);\n}\n.hxc-g {\n  background: transparent;\n  color: #fff;\n  border-color: rgba(255, 255, 255, .5);\n}\n.hxc-g:hover {\n  border-color: #fff;\n  background: rgba(255, 255, 255, .1);\n}\n.hxc-ar { transition: transform .2s; }\n.hxc-btn:hover .hxc-ar { transform: translateX(3px); }\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   HERO \u2014 ALS-style technical drawing board\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-hero2 {\n  background: var(--card);\n  overflow: hidden;\n  position: relative;\n  border-bottom: .5px solid var(--border);\n}\n.hxc-hero2::before {\n  content: '';\n  position: absolute;\n  inset: 0;\n  background-image:\n    linear-gradient(var(--border) 1px, transparent 1px),\n    linear-gradient(90deg, var(--border) 1px, transparent 1px);\n  background-size: 44px 44px;\n  opacity: .18;\n  pointer-events: none;\n}\n.hxc-hero2::after {\n  content: '';\n  position: absolute;\n  top: 0; right: 0; bottom: 0;\n  width: 44%;\n  background: linear-gradient(270deg, var(--surface), transparent);\n  pointer-events: none;\n}\n.hxc-hero2-stripe {\n  position: absolute;\n  top: 0; left: 0; right: 0;\n  height: 3px;\n  background: linear-gradient(90deg, var(--amb), #F59E0B, var(--amb));\n  z-index: 2;\n}\n.hxc-hero2-grid {\n  position: relative;\n  z-index: 1;\n  display: grid;\n  grid-template-columns: 1fr 520px;\n  min-height: 640px;\n  align-items: stretch;\n}\n\n\/* \u2014 LEFT column \u2014 *\/\n.hxc-hero2-L {\n  padding: 80px 52px 72px 0;\n  display: flex;\n  flex-direction: column;\n  justify-content: center;\n  border-right: 1px solid var(--border);\n}\n.hxc-hero2-flag {\n  display: flex;\n  align-items: center;\n  gap: 10px;\n  margin-bottom: 20px;\n  flex-wrap: wrap;\n}\n.hxc-hero2-badge {\n  padding: 4px 14px;\n  border-radius: 100px;\n  background: var(--pa);\n  border: 1px solid var(--pc);\n  font-family: var(--mn);\n  font-size: 10px;\n  color: var(--primary);\n  letter-spacing: 2px;\n  text-transform: uppercase;\n}\n.hxc-hero2-badge-amb {\n  background: var(--amA);\n  border-color: var(--amC);\n  color: var(--amb);\n}\n.hxc-hero2-id {\n  font-family: var(--mn);\n  font-size: 10px;\n  color: var(--mute2);\n  letter-spacing: 2px;\n}\n.hxc-hero2-h1 {\n  font-family: var(--hd);\n  font-size: clamp(38px, 5vw, 68px);\n  font-weight: 900;\n  line-height: .96;\n  letter-spacing: -2px;\n  color: var(--text);\n  margin-bottom: 18px;\n}\n.hxc-hero2-h1 em {\n  color: var(--primary);\n  font-style: normal;\n  display: block;\n}\n.hxc-hero2-sub {\n  font-size: 15px;\n  color: var(--muted);\n  max-width: 500px;\n  line-height: 1.78;\n  margin-bottom: 28px;\n}\n.hxc-hero2-stats {\n  display: grid;\n  grid-template-columns: repeat(3, 1fr);\n  gap: 10px;\n  max-width: 500px;\n  margin-bottom: 30px;\n}\n.hxc-hero2-stat {\n  padding: 14px 10px;\n  background: var(--surface);\n  border: 1px solid var(--border);\n  border-radius: 10px;\n  text-align: center;\n  transition: all .18s;\n}\n.hxc-hero2-stat:hover {\n  background: var(--pa);\n  border-color: var(--pc);\n}\n.hxc-hero2-stat-v {\n  font-family: var(--hd);\n  font-size: 19px;\n  font-weight: 900;\n  color: var(--primary);\n  line-height: 1;\n}\n.hxc-hero2-stat-v sup { font-size: 10px; font-weight: 700; }\n.hxc-hero2-stat-l {\n  font-family: var(--mn);\n  font-size: 9px;\n  color: var(--mute2);\n  letter-spacing: 1.5px;\n  text-transform: uppercase;\n  margin-top: 5px;\n}\n.hxc-hero2-btns {\n  display: flex;\n  gap: 12px;\n  flex-wrap: wrap;\n}\n\n\/* \u2014 RIGHT column \u2014 dark technical board \u2014 *\/\n.hxc-hero2-R {\n  position: relative;\n  padding: 40px 0 40px 48px;\n}\n.hxc-hero2-board {\n  position: relative;\n  background: linear-gradient(165deg, #0F172A 0%, #1E293B 60%, #0F172A 100%);\n  border-radius: 24px;\n  height: 100%;\n  min-height: 560px;\n  overflow: hidden;\n  box-shadow:\n    0 30px 80px -20px rgba(15, 23, 42, .35),\n    0 8px 24px -6px rgba(15, 23, 42, .2);\n}\n.hxc-hero2-board::before {\n  content: '';\n  position: absolute;\n  inset: 0;\n  background-image:\n    linear-gradient(rgba(255, 255, 255, .03) 1px, transparent 1px),\n    linear-gradient(90deg, rgba(255, 255, 255, .03) 1px, transparent 1px);\n  background-size: 32px 32px;\n}\n.hxc-hero2-board::after {\n  content: '';\n  position: absolute;\n  top: -30%;\n  right: -20%;\n  width: 70%;\n  height: 70%;\n  background: radial-gradient(circle, rgba(37, 99, 235, .35), transparent 70%);\n}\n\n.hxc-hero2-ribbon {\n  position: absolute;\n  top: 18px;\n  left: 18px;\n  right: 18px;\n  display: flex;\n  justify-content: space-between;\n  align-items: center;\n  z-index: 3;\n  font-family: var(--mn);\n  font-size: 10px;\n  color: rgba(255, 255, 255, .5);\n  letter-spacing: 2px;\n  text-transform: uppercase;\n}\n.hxc-hero2-ribbon .dot {\n  width: 8px;\n  height: 8px;\n  border-radius: 50%;\n  background: #22C55E;\n  box-shadow: 0 0 0 3px rgba(34, 197, 94, .2);\n  display: inline-block;\n  margin-right: 8px;\n  vertical-align: middle;\n  animation: hxc-h2-pulse 2s ease-in-out infinite;\n}\n@keyframes hxc-h2-pulse {\n  0%, 100% { box-shadow: 0 0 0 3px rgba(34, 197, 94, .2); }\n  50%      { box-shadow: 0 0 0 6px rgba(34, 197, 94, .08); }\n}\n.hxc-hero2-scene {\n  position: absolute;\n  inset: 0;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  z-index: 2;\n}\n.hxc-hero2-scene svg { width: 94%; height: auto; }\n\n.hxc-hero2-pin {\n  position: absolute;\n  z-index: 3;\n  display: flex;\n  align-items: center;\n  gap: 8px;\n  padding: 5px 11px 5px 7px;\n  background: rgba(255, 255, 255, .95);\n  border-radius: 100px;\n  font-family: var(--mn);\n  font-size: 10px;\n  font-weight: 600;\n  color: var(--primary);\n  box-shadow: 0 4px 12px rgba(0, 0, 0, .3);\n}\n.hxc-hero2-pin::before {\n  content: '';\n  width: 6px;\n  height: 6px;\n  border-radius: 50%;\n  background: var(--primary);\n}\n.hxc-hero2-pin-a {\n  background: rgba(254, 243, 199, .95);\n  color: var(--amb);\n}\n.hxc-hero2-pin-a::before { background: var(--amb); }\n.hxc-hero2-pin-t {\n  background: rgba(204, 251, 241, .95);\n  color: var(--accent);\n}\n.hxc-hero2-pin-t::before { background: var(--accent); }\n.hxc-hero2-pin-1 { top: 22%; left: 6%; }\n.hxc-hero2-pin-2 { top: 50%; right: 8%; }\n.hxc-hero2-pin-3 { bottom: 28%; left: 10%; }\n\n.hxc-hero2-chips {\n  position: absolute;\n  left: 18px;\n  right: 18px;\n  bottom: 18px;\n  display: grid;\n  grid-template-columns: repeat(3, 1fr);\n  gap: 10px;\n  z-index: 3;\n}\n.hxc-hero2-chip {\n  padding: 12px 14px;\n  background: rgba(255, 255, 255, .06);\n  border: 1px solid rgba(255, 255, 255, .12);\n  border-radius: 10px;\n  backdrop-filter: blur(8px);\n  -webkit-backdrop-filter: blur(8px);\n}\n.hxc-hero2-chip-v {\n  font-family: var(--hd);\n  font-size: 13px;\n  font-weight: 700;\n  color: #fff;\n  line-height: 1.15;\n}\n.hxc-hero2-chip-v span { font-size: 10px; font-weight: 600; }\n.hxc-hero2-chip-l {\n  font-family: var(--mn);\n  font-size: 8px;\n  color: rgba(255, 255, 255, .55);\n  letter-spacing: 1.5px;\n  text-transform: uppercase;\n  margin-top: 4px;\n}\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   STATS BAR\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-stats {\n  background: var(--card);\n  border-bottom: .5px solid var(--border);\n}\n.hxc-sg {\n  max-width: 1200px;\n  margin: 0 auto;\n  padding: 0 48px;\n  display: grid;\n  grid-template-columns: repeat(4, 1fr);\n}\n.hxc-st {\n  padding: 28px 20px;\n  text-align: center;\n  border-right: .5px solid var(--border);\n}\n.hxc-st:last-child { border-right: none; }\n.hxc-sn {\n  font-family: var(--mn);\n  font-size: 26px;\n  font-weight: 500;\n  color: var(--accent);\n  line-height: 1;\n}\n.hxc-sl2 {\n  font-size: 12px;\n  color: var(--muted);\n  margin-top: 6px;\n  line-height: 1.4;\n}\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   GALLERY GRID\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-gh {\n  display: flex;\n  align-items: flex-end;\n  justify-content: space-between;\n  margin-bottom: 32px;\n  gap: 20px;\n  flex-wrap: wrap;\n}\n.hxc-gg {\n  display: grid;\n  grid-template-columns: repeat(12, 1fr);\n  gap: 8px;\n}\n.hxc-gc {\n  position: relative;\n  overflow: hidden;\n  border-radius: var(--rl);\n  background: var(--surface);\n  cursor: pointer;\n}\n.hxc-gc img {\n  width: 100%;\n  height: 100%;\n  object-fit: cover;\n  transition: transform .45s;\n}\n.hxc-gc:hover img { transform: scale(1.05); }\n.hxc-gov {\n  position: absolute;\n  inset: 0;\n  background: linear-gradient(to top, rgba(15, 25, 60, .72), transparent 55%);\n  display: flex;\n  flex-direction: column;\n  justify-content: flex-end;\n  padding: 14px;\n  opacity: 0;\n  transition: opacity .3s;\n}\n.hxc-gc:hover .hxc-gov { opacity: 1; }\n.hxc-gn {\n  font-family: var(--hd);\n  font-size: 13px;\n  font-weight: 700;\n  color: #fff;\n  line-height: 1.3;\n  margin-bottom: 2px;\n}\n.hxc-gm {\n  font-size: 10px;\n  color: rgba(255, 255, 255, .72);\n  font-family: var(--mn);\n}\n.hxc-gtag {\n  position: absolute;\n  top: 10px;\n  left: 10px;\n  background: rgba(255, 255, 255, .92);\n  border-radius: 4px;\n  padding: 3px 8px;\n  font-size: 10px;\n  font-weight: 600;\n  color: var(--accent);\n  font-family: var(--mn);\n}\n.hxc-a   { grid-column: span 5; min-height: 340px; }\n.hxc-b   { grid-column: span 4; min-height: 164px; }\n.hxc-c   { grid-column: span 3; min-height: 164px; }\n.hxc-d   { grid-column: span 3; min-height: 164px; }\n.hxc-e   { grid-column: span 4; min-height: 164px; }\n.hxc-f   { grid-column: span 5; min-height: 164px; }\n.hxc-gg7 { grid-column: span 4; min-height: 164px; }\n.hxc-gg8 { grid-column: span 3; min-height: 164px; }\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   PROCESS \u2014 4 numbered steps\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-psg {\n  display: grid;\n  grid-template-columns: repeat(4, 1fr);\n  position: relative;\n  margin-top: 52px;\n}\n.hxc-psg::before {\n  content: '';\n  position: absolute;\n  top: 27px;\n  left: calc(12.5% + 20px);\n  right: calc(12.5% + 20px);\n  height: 1px;\n  background: repeating-linear-gradient(\n    90deg,\n    var(--primary) 0,\n    var(--primary) 6px,\n    transparent 6px,\n    transparent 14px\n  );\n  z-index: 0;\n}\n.hxc-ps {\n  display: flex;\n  flex-direction: column;\n  align-items: center;\n  text-align: center;\n  padding: 0 12px;\n  position: relative;\n  z-index: 1;\n}\n.hxc-psn {\n  width: 54px;\n  height: 54px;\n  border-radius: 50%;\n  background: var(--primary);\n  color: #fff;\n  font-family: var(--mn);\n  font-size: 15px;\n  font-weight: 500;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  margin-bottom: 16px;\n  box-shadow:\n    0 0 0 6px var(--surface),\n    0 0 0 7px var(--border);\n}\n.hxc-pst {\n  font-family: var(--hd);\n  font-size: 14px;\n  font-weight: 700;\n  margin-bottom: 7px;\n}\n.hxc-psd {\n  font-size: 12px;\n  color: var(--muted);\n  line-height: 1.65;\n  max-width: 180px;\n}\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   APPLICATIONS GRID\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-apg {\n  display: grid;\n  grid-template-columns: repeat(3, 1fr);\n  gap: 14px;\n}\n.hxc-apc {\n  background: var(--card);\n  border: .5px solid var(--border);\n  border-radius: var(--rl);\n  overflow: hidden;\n  transition: all .25s;\n}\n.hxc-apc:hover {\n  border-color: var(--primary);\n  transform: translateY(-2px);\n}\n.hxc-api {\n  height: 130px;\n  overflow: hidden;\n}\n.hxc-api img {\n  width: 100%;\n  height: 100%;\n  object-fit: cover;\n  transition: transform .35s;\n}\n.hxc-apc:hover .hxc-api img { transform: scale(1.06); }\n.hxc-apb { padding: 14px 16px; }\n.hxc-apt {\n  font-family: var(--hd);\n  font-size: 13px;\n  font-weight: 700;\n  margin-bottom: 5px;\n}\n.hxc-apd {\n  font-size: 12px;\n  color: var(--muted);\n  line-height: 1.55;\n}\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   TESTIMONIALS\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-tsg {\n  display: grid;\n  grid-template-columns: repeat(3, 1fr);\n  gap: 16px;\n}\n.hxc-tsi {\n  background: var(--card);\n  border: .5px solid var(--border);\n  border-radius: var(--rl);\n  padding: 22px;\n  display: flex;\n  flex-direction: column;\n  gap: 12px;\n}\n.hxc-tss {\n  color: #F59E0B;\n  font-size: 13px;\n  letter-spacing: 2px;\n}\n.hxc-tst {\n  font-size: 13px;\n  color: var(--muted);\n  line-height: 1.75;\n  flex: 1;\n}\n.hxc-tshr { border-top: .5px solid var(--border); }\n.hxc-tsau {\n  display: flex;\n  align-items: center;\n  gap: 10px;\n}\n.hxc-tsav {\n  width: 36px;\n  height: 36px;\n  border-radius: 50%;\n  background: var(--surface);\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  font-size: 12px;\n  font-weight: 600;\n  color: var(--primary);\n  flex-shrink: 0;\n}\n.hxc-tsnm { font-size: 12px; font-weight: 500; }\n.hxc-tsco { font-size: 11px; color: var(--muted); }\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   FAQ \u2014 2-column collapsible\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-faq-grid {\n  display: grid;\n  grid-template-columns: 1fr 1fr;\n  gap: 0 32px;\n  align-items: start;\n}\n.hxc-faq-item {\n  border-bottom: .5px solid #E8EDF2;\n}\n.hxc-faq-q {\n  width: 100%;\n  background: none;\n  border: none;\n  display: flex;\n  align-items: center;\n  justify-content: space-between;\n  gap: 16px;\n  padding: 18px 0;\n  font-family: var(--bd);\n  font-size: 14px;\n  font-weight: 500;\n  color: var(--text);\n  cursor: pointer;\n  text-align: left;\n  transition: color .25s;\n}\n.hxc-faq-icon {\n  width: 22px;\n  height: 22px;\n  border-radius: 50%;\n  background: var(--surface);\n  border: .5px solid var(--border);\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  flex-shrink: 0;\n  font-size: 14px;\n  line-height: 1;\n  transition: all .3s;\n  color: var(--muted);\n}\n.hxc-faq-q.open .hxc-faq-icon {\n  background: #DBEAFE;\n  border-color: var(--primary);\n  color: var(--primary);\n  transform: rotate(45deg);\n}\n.hxc-faq-body {\n  display: none;\n  padding: 0 0 18px;\n  font-size: 13px;\n  color: var(--muted);\n  line-height: 1.8;\n}\n.hxc-faq-body.open {\n  display: block;\n  animation: hxc-fi2 .2s ease;\n}\n@keyframes hxc-fi2 {\n  from { opacity: 0; transform: translateY(-4px); }\n  to   { opacity: 1; transform: none; }\n}\n.hxc-faq-body strong { color: #374151; font-weight: 500; }\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   CTA\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-cta {\n  background: var(--primary);\n  padding: 80px 48px;\n  text-align: center;\n  position: relative;\n  overflow: hidden;\n}\n.hxc-cta::before {\n  content: '';\n  position: absolute;\n  inset: 0;\n  background:\n    radial-gradient(ellipse at 25% 50%, rgba(255, 255, 255, .07), transparent 60%),\n    radial-gradient(ellipse at 75% 50%, rgba(255, 255, 255, .05), transparent 60%);\n}\n.hxc-cta > * { position: relative; z-index: 1; }\n.hxc-ctat {\n  font-family: var(--hd);\n  font-size: clamp(24px, 3vw, 36px);\n  font-weight: 900;\n  color: #fff;\n  line-height: 1.2;\n  margin-bottom: 12px;\n}\n.hxc-ctasb {\n  font-size: 15px;\n  color: rgba(255, 255, 255, .72);\n  margin-bottom: 32px;\n  max-width: 460px;\n  line-height: 1.7;\n  margin-left: auto;\n  margin-right: auto;\n}\n.hxc-ctabs {\n  display: flex;\n  gap: 12px;\n  justify-content: center;\n  flex-wrap: wrap;\n}\n.hxc-ctan {\n  margin-top: 16px;\n  font-size: 12px;\n  color: rgba(255, 255, 255, .45);\n  font-family: var(--mn);\n}\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   SCROLL REVEAL\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n.hxc-rv {\n  opacity: 0;\n  transform: translateY(18px);\n  transition: opacity .5s ease, transform .5s ease;\n}\n.hxc-rv.in {\n  opacity: 1;\n  transform: none;\n}\n\n\/* \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n   RESPONSIVE BREAKPOINTS\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 *\/\n@media (max-width: 1050px) {\n  .hxc-hero2-grid { grid-template-columns: 1fr; min-height: auto; }\n  .hxc-hero2-L { padding: 64px 0 32px; border-right: none; }\n  .hxc-hero2-R { padding: 0 0 48px; }\n}\n@media (max-width: 1024px) {\n  .hxc-inner, .hxc-sg { padding: 0 32px; }\n  .hxc-gg { grid-template-columns: repeat(6, 1fr); }\n  .hxc-a { grid-column: span 4; min-height: 260px; }\n  .hxc-b, .hxc-c, .hxc-d, .hxc-e, .hxc-f, .hxc-gg7, .hxc-gg8 {\n    grid-column: span 3;\n    min-height: 150px;\n  }\n  .hxc-apg, .hxc-tsg { grid-template-columns: repeat(2, 1fr); }\n}\n@media (max-width: 768px) {\n  .hxc-inner, .hxc-sg { padding: 0 20px; }\n  .hxc-s, .hxc-s-sf, .hxc-s-cd { padding: 52px 0; }\n  .hxc-gg { grid-template-columns: 1fr 1fr; gap: 6px; }\n  .hxc-a, .hxc-b, .hxc-c, .hxc-d, .hxc-e, .hxc-f, .hxc-gg7, .hxc-gg8 {\n    grid-column: span 2;\n    min-height: 150px;\n  }\n  .hxc-sg { grid-template-columns: repeat(2, 1fr); }\n  .hxc-st:nth-child(2) { border-right: none; }\n  .hxc-st:nth-child(3) { border-right: .5px solid var(--border); }\n  .hxc-psg { grid-template-columns: 1fr 1fr; gap: 32px; }\n  .hxc-psg::before { display: none; }\n  .hxc-faq-grid { grid-template-columns: 1fr; }\n  .hxc-apg, .hxc-tsg { grid-template-columns: 1fr; }\n  .hxc-cta { padding: 56px 20px; }\n  .hxc-hero2-pin-1, .hxc-hero2-pin-3 { display: none; }\n}\n@media (max-width: 480px) {\n  .hxc-ctabs { flex-direction: column; align-items: stretch; }\n  .hxc-btn { justify-content: center; width: 100%; }\n  .hxc-hero2-stats { grid-template-columns: 1fr 1fr; }\n  .hxc-hero2-chips { grid-template-columns: 1fr; }\n}\n<\/style>\n\n\n<div class=\"hxc-wrap\">\n\n  <!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n       HERO \u2014 ALS-style technical drawing board\n       re-skinned for Precision Thread Transmission Parts\n  \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n  <section class=\"hxc-hero2\">\n    <div class=\"hxc-hero2-stripe\"><\/div>\n    <div class=\"hxc-inner\">\n      <div class=\"hxc-hero2-grid\">\n\n        <!-- LEFT \u2014 copy + stats + CTAs -->\n        <div class=\"hxc-hero2-L\">\n\n          <div class=\"hxc-hero2-flag\">\n            <div class=\"hxc-hero2-badge\">Product Category<\/div>\n            <div class=\"hxc-hero2-badge hxc-hero2-badge-amb\">ISO 4 \u00b7 Class 4h\/4H \u00b7 Ground<\/div>\n            <div class=\"hxc-hero2-id\">PTH \/ 001 \u2014 005<\/div>\n          <\/div>\n\n          <h1 class=\"hxc-hero2-h1\">\n            Precision Thread<br>\n            <em>Transmission Parts<\/em>\n          <\/h1>\n\n          <p class=\"hxc-hero2-sub\">\n            Precision CNC machined and thread-ground transmission parts \u2014 precision spindles, adjusting screws,\n            micrometer thimbles, worm shafts, and fine-pitch transmission screws. Thread accuracy to ISO 4 \/ DIN 13\n            Class 4h\/4H, pitch error \u00b10.003 mm\/25 mm.\n          <\/p>\n\n          <div class=\"hxc-hero2-stats\">\n            <div class=\"hxc-hero2-stat\">\n              <div class=\"hxc-hero2-stat-v\">\u00b10.003<sup>mm<\/sup><\/div>\n              <div class=\"hxc-hero2-stat-l\">Pitch \/ 25mm<\/div>\n            <\/div>\n            <div class=\"hxc-hero2-stat\">\n              <div class=\"hxc-hero2-stat-v\">Class 4h<\/div>\n              <div class=\"hxc-hero2-stat-l\">ISO Thread Grade<\/div>\n            <\/div>\n            <div class=\"hxc-hero2-stat\">\n              <div class=\"hxc-hero2-stat-v\">M1\u2013M80<\/div>\n              <div class=\"hxc-hero2-stat-l\">Thread Size<\/div>\n            <\/div>\n          <\/div>\n\n          <div class=\"hxc-hero2-btns\">\n            <a href=\"#hxc-cta\" class=\"hxc-btn hxc-p\">\n              Get Instant Quote <span class=\"hxc-ar\">\u2192<\/span>\n            <\/a>\n            <a href=\"#hxc-gal\" class=\"hxc-btn hxc-o\">\n              View Our Work\n            <\/a>\n          <\/div>\n        <\/div>\n\n        <!-- RIGHT \u2014 dark technical board with SVG drawing -->\n        <div class=\"hxc-hero2-R\">\n          <div class=\"hxc-hero2-board\">\n\n            <!-- top ribbon -->\n            <div class=\"hxc-hero2-ribbon\">\n              <span><span class=\"dot\"><\/span>PART DWG \u00b7 PTH-000 M30\u00d71.5 ADJUSTING SCREW<\/span>\n              <span>ISO 9001 : 2015<\/span>\n            <\/div>\n\n            <!-- floating annotation pins -->\n            <div class=\"hxc-hero2-pin hxc-hero2-pin-a hxc-hero2-pin-1\">M30 \u00d7 1.5<\/div>\n            <div class=\"hxc-hero2-pin hxc-hero2-pin-2\">60\u00b0 Flank \u00b7 ISO<\/div>\n            <div class=\"hxc-hero2-pin hxc-hero2-pin-t hxc-hero2-pin-3\">Ra 0.2 \u00b5m<\/div>\n\n            <!-- TECHNICAL DRAWING SVG \u2014 ground precision adjusting screw with sharp triangular ISO threads + 60\u00b0 detail magnifier + pitch error chart + ISO class 4 spec table -->\n            <div class=\"hxc-hero2-scene\">\n              <svg viewBox=\"0 0 480 360\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-label=\"Precision thread transmission technical drawing \u2014 ground ISO metric adjusting screw with triangular thread profile, enlarged 60-degree thread flank detail, pitch error CMM verification chart, and ISO thread accuracy class table\">\n                <defs>\n                  <linearGradient id=\"pthMetal\" x1=\"0\" y1=\"0\" x2=\"0\" y2=\"1\">\n                    <stop offset=\"0\"  stop-color=\"#E2E8F0\"\/>\n                    <stop offset=\".5\" stop-color=\"#CBD5E1\"\/>\n                    <stop offset=\"1\"  stop-color=\"#64748B\"\/>\n                  <\/linearGradient>\n                  <linearGradient id=\"pthMetalDark\" x1=\"0\" y1=\"0\" x2=\"0\" y2=\"1\">\n                    <stop offset=\"0\" stop-color=\"#94A3B8\"\/>\n                    <stop offset=\"1\" stop-color=\"#334155\"\/>\n                  <\/linearGradient>\n                  <!-- 45\u00b0 hatch for sectioned parts -->\n                  <pattern id=\"pthHatch\" patternUnits=\"userSpaceOnUse\" width=\"6\" height=\"6\" patternTransform=\"rotate(45)\">\n                    <line x1=\"0\" y1=\"0\" x2=\"0\" y2=\"6\" stroke=\"#94A3B8\" stroke-width=\".5\"\/>\n                  <\/pattern>\n                <\/defs>\n\n                <!-- \u2550\u2550\u2550 MAIN: precision adjusting screw side view (sharp triangular ISO threads \u2014 60\u00b0) \u2550\u2550\u2550 -->\n                <g transform=\"translate(50,140)\">\n\n                  <!-- \u2500\u2500\u2500 left bearing journal (smooth, ground) \u2500\u2500\u2500 -->\n                  <rect x=\"0\" y=\"-9\" width=\"28\" height=\"18\"\n                        fill=\"url(#pthMetalDark)\" stroke=\"#1E293B\" stroke-width=\"1\"\/>\n                  <!-- left bearing journal callout -->\n                  <text x=\"14\" y=\"-16\" font-family=\"Roboto Mono,monospace\" font-size=\"6\"\n                        fill=\"#7DD3FC\" text-anchor=\"middle\">\u230012 h6<\/text>\n\n                  <!-- \u2500\u2500\u2500 precision hex adjusting head (large, on left side) \u2500\u2500\u2500 -->\n                  <g transform=\"translate(-30,0)\">\n                    <!-- hex outer profile -->\n                    <polygon points=\"0,-14 26,-14 30,0 26,14 0,14 -4,0\"\n                             fill=\"url(#pthMetal)\" stroke=\"#1E293B\" stroke-width=\".9\"\/>\n                    <text x=\"14\" y=\"22\" font-family=\"Roboto Mono,monospace\" font-size=\"5.5\"\n                          fill=\"rgba(255,255,255,.55)\" text-anchor=\"middle\">HEX SW17<\/text>\n                  <\/g>\n\n                  <!-- \u2500\u2500\u2500 threaded section with SHARP TRIANGULAR ISO 60\u00b0 threads \u2500\u2500\u2500 -->\n                  <rect x=\"28\" y=\"-12\" width=\"200\" height=\"24\"\n                        fill=\"url(#pthMetal)\" stroke=\"#1E293B\" stroke-width=\"1\"\/>\n\n                  <!-- TOP triangular thread peaks (sharp triangles \u2014 ISO 60\u00b0 profile, narrower & sharper than Tr 30\u00b0) -->\n                  <g stroke=\"#1E293B\" stroke-width=\".7\" fill=\"url(#pthMetal)\">\n                    <!-- 16 narrow triangular teeth at fine pitch -->\n                    <polygon points=\"32,-12 38,-22 44,-12\"\/>\n                    <polygon points=\"44,-12 50,-22 56,-12\"\/>\n                    <polygon points=\"56,-12 62,-22 68,-12\"\/>\n                    <polygon points=\"68,-12 74,-22 80,-12\"\/>\n                    <polygon points=\"80,-12 86,-22 92,-12\"\/>\n                    <polygon points=\"92,-12 98,-22 104,-12\"\/>\n                    <polygon points=\"104,-12 110,-22 116,-12\"\/>\n                    <polygon points=\"116,-12 122,-22 128,-12\"\/>\n                    <polygon points=\"128,-12 134,-22 140,-12\"\/>\n                    <polygon points=\"140,-12 146,-22 152,-12\"\/>\n                    <polygon points=\"152,-12 158,-22 164,-12\"\/>\n                    <polygon points=\"164,-12 170,-22 176,-12\"\/>\n                    <polygon points=\"176,-12 182,-22 188,-12\"\/>\n                    <polygon points=\"188,-12 194,-22 200,-12\"\/>\n                    <polygon points=\"200,-12 206,-22 212,-12\"\/>\n                    <polygon points=\"212,-12 218,-22 224,-12\"\/>\n                  <\/g>\n                  <!-- BOTTOM triangular thread peaks (mirrored) -->\n                  <g stroke=\"#1E293B\" stroke-width=\".7\" fill=\"url(#pthMetal)\">\n                    <polygon points=\"32,12 38,22 44,12\"\/>\n                    <polygon points=\"44,12 50,22 56,12\"\/>\n                    <polygon points=\"56,12 62,22 68,12\"\/>\n                    <polygon points=\"68,12 74,22 80,12\"\/>\n                    <polygon points=\"80,12 86,22 92,12\"\/>\n                    <polygon points=\"92,12 98,22 104,12\"\/>\n                    <polygon points=\"104,12 110,22 116,12\"\/>\n                    <polygon points=\"116,12 122,22 128,12\"\/>\n                    <polygon points=\"128,12 134,22 140,12\"\/>\n                    <polygon points=\"140,12 146,22 152,12\"\/>\n                    <polygon points=\"152,12 158,22 164,12\"\/>\n                    <polygon points=\"164,12 170,22 176,12\"\/>\n                    <polygon points=\"176,12 182,22 188,12\"\/>\n                    <polygon points=\"188,12 194,22 200,12\"\/>\n                    <polygon points=\"200,12 206,22 212,12\"\/>\n                    <polygon points=\"212,12 218,22 224,12\"\/>\n                  <\/g>\n\n                  <!-- \u2500\u2500\u2500 right ground tip (smooth section + 45\u00b0 chamfer) \u2500\u2500\u2500 -->\n                  <rect x=\"228\" y=\"-7\" width=\"20\" height=\"14\"\n                        fill=\"url(#pthMetalDark)\" stroke=\"#1E293B\" stroke-width=\".9\"\/>\n                  <line x1=\"248\" y1=\"-7\" x2=\"252\" y2=\"0\" stroke=\"#1E293B\" stroke-width=\".7\"\/>\n                  <line x1=\"248\" y1=\"7\" x2=\"252\" y2=\"0\" stroke=\"#1E293B\" stroke-width=\".7\"\/>\n\n                  <!-- \u2500\u2500\u2500 centerline through screw axis \u2500\u2500\u2500 -->\n                  <line x1=\"-36\" y1=\"0\" x2=\"260\" y2=\"0\"\n                        stroke=\"#FCD34D\" stroke-width=\".5\"\n                        stroke-dasharray=\"6 2 2 2\" opacity=\".55\"\/>\n\n                  <!-- \u2500\u2500\u2500 PITCH callout (between two adjacent thread crests) \u2500\u2500\u2500 -->\n                  <g stroke=\"#22C55E\" stroke-width=\".6\" fill=\"none\">\n                    <line x1=\"74\" y1=\"-32\" x2=\"86\" y2=\"-32\"\/>\n                    <line x1=\"74\" y1=\"-22\" x2=\"74\" y2=\"-34\"\/>\n                    <line x1=\"86\" y1=\"-22\" x2=\"86\" y2=\"-34\"\/>\n                    <path d=\"M74,-32 l3,-2 l0,4 z\" fill=\"#22C55E\"\/>\n                    <path d=\"M86,-32 l-3,-2 l0,4 z\" fill=\"#22C55E\"\/>\n                  <\/g>\n                  <text x=\"80\" y=\"-37\" font-family=\"Roboto Mono,monospace\" font-size=\"6\"\n                        fill=\"#22C55E\" text-anchor=\"middle\" font-weight=\"700\">P = 1.5<\/text>\n\n                  <!-- \u2500\u2500\u2500 major diameter callout (right side) \u2500\u2500\u2500 -->\n                  <g stroke=\"#60A5FA\" stroke-width=\".5\" stroke-dasharray=\"2 2\" fill=\"none\">\n                    <line x1=\"218\" y1=\"-22\" x2=\"248\" y2=\"-22\"\/>\n                    <line x1=\"218\" y1=\"22\" x2=\"248\" y2=\"22\"\/>\n                  <\/g>\n                  <g stroke=\"#60A5FA\" stroke-width=\".6\" fill=\"none\">\n                    <line x1=\"244\" y1=\"-22\" x2=\"244\" y2=\"22\"\/>\n                    <path d=\"M244,-22 l-3,4 l6,0 z\" fill=\"#60A5FA\"\/>\n                    <path d=\"M244,22 l-3,-4 l6,0 z\" fill=\"#60A5FA\"\/>\n                  <\/g>\n                  <text x=\"256\" y=\"2\" font-family=\"Roboto Mono,monospace\" font-size=\"6\"\n                        fill=\"#93C5FD\"\n                        transform=\"rotate(-90 256 2)\">M30 \u00b7 \u230030<\/text>\n\n                  <!-- \u2500\u2500\u2500 DETAIL B circle (highlighting one thread for the magnifier) \u2500\u2500\u2500 -->\n                  <circle cx=\"146\" cy=\"-22\" r=\"14\"\n                          fill=\"none\" stroke=\"#FCD34D\" stroke-width=\".7\"\n                          stroke-dasharray=\"2 2\"\/>\n                  <text x=\"146\" y=\"-44\" font-family=\"Roboto Mono,monospace\" font-size=\"5.5\"\n                        fill=\"#FCD34D\" text-anchor=\"middle\">DETAIL B<\/text>\n\n                  <!-- \u2500\u2500\u2500 thread designation (Mxx \u00d7 pitch) \u2500\u2500\u2500 -->\n                  <text x=\"120\" y=\"42\" font-family=\"Roboto Condensed,sans-serif\" font-size=\"9\"\n                        font-weight=\"700\" fill=\"#FCD34D\" text-anchor=\"middle\">M30 \u00d7 1.5 \u2014 4h<\/text>\n\n                  <!-- \u2500\u2500\u2500 section view label \u2500\u2500\u2500 -->\n                  <text x=\"-36\" y=\"56\" font-family=\"Roboto Mono,monospace\" font-size=\"7\"\n                        fill=\"rgba(255,255,255,.55)\">PRECISION ADJUSTING SCREW \u00b7 GROUND<\/text>\n                <\/g>\n\n                <!-- \u2550\u2550\u2550 TOP-RIGHT: DETAIL B \u2014 enlarged ISO 60\u00b0 thread profile (the metric standard) \u2550\u2550\u2550 -->\n                <g transform=\"translate(298,40)\">\n                  <rect x=\"0\" y=\"0\" width=\"172\" height=\"118\"\n                        fill=\"rgba(15,23,42,.4)\" stroke=\"#475569\" stroke-width=\"1\"\n                        stroke-dasharray=\"4 3\" rx=\"6\"\/>\n                  <text x=\"10\" y=\"14\" font-family=\"Roboto Mono,monospace\" font-size=\"8\"\n                        fill=\"rgba(255,255,255,.55)\" letter-spacing=\"1\">DETAIL B \u00b7 ISO METRIC 60\u00b0<\/text>\n\n                  <!-- enlarged sharp triangular tooth \u2014 60\u00b0 apex, ISO 261 standard -->\n                  <g transform=\"translate(86,72)\">\n                    <!-- the precise 60\u00b0 triangular tooth shape -->\n                    <path d=\"M -50,18 L -50,12 L 0,-22 L 50,12 L 50,18 Z\"\n                          fill=\"url(#pthMetal)\" stroke=\"#1E293B\" stroke-width=\".9\"\/>\n\n                    <!-- left flank line extension -->\n                    <line x1=\"0\" y1=\"-22\" x2=\"0\" y2=\"-34\"\n                          stroke=\"#FCD34D\" stroke-width=\".5\" stroke-dasharray=\"2 1\"\/>\n\n                    <!-- 60\u00b0 apex angle marker (the signature ISO metric thread feature) -->\n                    <path d=\"M -10,-15 A 12 12 0 0 1 10,-15\"\n                          stroke=\"#FCD34D\" stroke-width=\".7\" fill=\"none\"\/>\n                    <text x=\"0\" y=\"-3\" font-family=\"Roboto Condensed,sans-serif\" font-size=\"11\"\n                          fill=\"#FCD34D\" text-anchor=\"middle\" font-weight=\"900\">60\u00b0<\/text>\n\n                    <!-- left flank annotation -->\n                    <text x=\"-30\" y=\"-2\" font-family=\"Roboto Mono,monospace\" font-size=\"5.5\"\n                          fill=\"#FCD34D\" text-anchor=\"middle\">30\u00b0<\/text>\n                    <text x=\"30\" y=\"-2\" font-family=\"Roboto Mono,monospace\" font-size=\"5.5\"\n                          fill=\"#FCD34D\" text-anchor=\"middle\">30\u00b0<\/text>\n\n                    <!-- thread height H -->\n                    <g stroke=\"#22C55E\" stroke-width=\".5\" fill=\"none\">\n                      <line x1=\"-58\" y1=\"-22\" x2=\"-58\" y2=\"18\"\/>\n                      <line x1=\"-58\" y1=\"-22\" x2=\"-50\" y2=\"-22\"\/>\n                      <line x1=\"-58\" y1=\"18\" x2=\"-50\" y2=\"18\"\/>\n                      <path d=\"M-58,-22 l-2,3 l4,0 z\" fill=\"#22C55E\"\/>\n                      <path d=\"M-58,18 l-2,-3 l4,0 z\" fill=\"#22C55E\"\/>\n                    <\/g>\n                    <text x=\"-66\" y=\"0\" font-family=\"Roboto Mono,monospace\" font-size=\"5.5\"\n                          fill=\"#22C55E\" text-anchor=\"end\">H = 1.3<\/text>\n\n                    <!-- pitch P -->\n                    <g stroke=\"#7DD3FC\" stroke-width=\".5\" fill=\"none\">\n                      <line x1=\"-25\" y1=\"32\" x2=\"25\" y2=\"32\"\/>\n                      <line x1=\"-25\" y1=\"22\" x2=\"-25\" y2=\"34\"\/>\n                      <line x1=\"25\" y1=\"22\" x2=\"25\" y2=\"34\"\/>\n                      <path d=\"M-25,32 l3,-2 l0,4 z\" fill=\"#7DD3FC\"\/>\n                      <path d=\"M25,32 l-3,-2 l0,4 z\" fill=\"#7DD3FC\"\/>\n                    <\/g>\n                    <text x=\"0\" y=\"42\" font-family=\"Roboto Mono,monospace\" font-size=\"5.5\"\n                          fill=\"#7DD3FC\" text-anchor=\"middle\">P = 1.5<\/text>\n\n                    <!-- ISO standard reference -->\n                    <text x=\"0\" y=\"-38\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                          fill=\"rgba(255,255,255,.55)\" text-anchor=\"middle\">ISO 261 \/ DIN 13<\/text>\n                  <\/g>\n                <\/g>\n\n                <!-- \u2550\u2550\u2550 BOTTOM-LEFT: pitch error CMM report (the unique deliverable for precision threads) \u2550\u2550\u2550 -->\n                <g transform=\"translate(48,222)\">\n                  <text x=\"0\" y=\"-6\" font-family=\"Roboto Mono,monospace\" font-size=\"7\"\n                        fill=\"rgba(255,255,255,.55)\" letter-spacing=\"1\">\n                    PITCH ERROR \u00b7 THREAD MEASURING MACHINE\n                  <\/text>\n\n                  <!-- chart frame -->\n                  <rect x=\"0\" y=\"0\" width=\"240\" height=\"76\"\n                        fill=\"rgba(15,23,42,.4)\" stroke=\"#475569\" stroke-width=\".7\" rx=\"3\"\/>\n\n                  <!-- vertical grid lines (every 5mm of thread length 0..25mm) -->\n                  <g stroke=\"rgba(255,255,255,.08)\" stroke-width=\".4\">\n                    <line x1=\"48\"  y1=\"2\" x2=\"48\"  y2=\"74\"\/>\n                    <line x1=\"96\"  y1=\"2\" x2=\"96\"  y2=\"74\"\/>\n                    <line x1=\"144\" y1=\"2\" x2=\"144\" y2=\"74\"\/>\n                    <line x1=\"192\" y1=\"2\" x2=\"192\" y2=\"74\"\/>\n                  <\/g>\n\n                  <!-- center reference (zero error) -->\n                  <line x1=\"2\" y1=\"38\" x2=\"238\" y2=\"38\"\n                        stroke=\"rgba(255,255,255,.2)\" stroke-width=\".5\"\/>\n\n                  <!-- tolerance band \u00b13 \u00b5m (ISO class 4) shown as green shaded zone -->\n                  <rect x=\"2\" y=\"29\" width=\"236\" height=\"18\"\n                        fill=\"rgba(34,197,94,.1)\" stroke=\"none\"\/>\n                  <line x1=\"2\" y1=\"29\" x2=\"238\" y2=\"29\" stroke=\"#22C55E\" stroke-width=\".4\" stroke-dasharray=\"2 1\"\/>\n                  <line x1=\"2\" y1=\"47\" x2=\"238\" y2=\"47\" stroke=\"#22C55E\" stroke-width=\".4\" stroke-dasharray=\"2 1\"\/>\n\n                  <!-- actual pitch error curve: small periodic ripple, all within tolerance band -->\n                  <path d=\"M 2,40 L 12,37 L 22,40 L 32,36 L 42,39 L 52,37 L 62,40 L 72,36 L 82,38\n                           L 92,40 L 102,37 L 112,38 L 122,40 L 132,36 L 142,39 L 152,37 L 162,40\n                           L 172,38 L 182,36 L 192,39 L 202,40 L 212,37 L 222,40 L 238,38\"\n                        fill=\"none\" stroke=\"#22C55E\" stroke-width=\"1\"\/>\n\n                  <!-- axis labels (X = mm) -->\n                  <text x=\"2\"   y=\"88\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"rgba(255,255,255,.55)\">0<\/text>\n                  <text x=\"48\"  y=\"88\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"rgba(255,255,255,.55)\" text-anchor=\"middle\">5<\/text>\n                  <text x=\"96\"  y=\"88\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"rgba(255,255,255,.55)\" text-anchor=\"middle\">10<\/text>\n                  <text x=\"144\" y=\"88\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"rgba(255,255,255,.55)\" text-anchor=\"middle\">15<\/text>\n                  <text x=\"192\" y=\"88\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"rgba(255,255,255,.55)\" text-anchor=\"middle\">20<\/text>\n                  <text x=\"238\" y=\"88\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"rgba(255,255,255,.55)\" text-anchor=\"end\">25 mm<\/text>\n\n                  <!-- vertical axis: error in \u00b5m -->\n                  <text x=\"-3\" y=\"32\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"#22C55E\" text-anchor=\"end\">+3<\/text>\n                  <text x=\"-3\" y=\"40\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"rgba(255,255,255,.55)\" text-anchor=\"end\">0<\/text>\n                  <text x=\"-3\" y=\"50\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"#22C55E\" text-anchor=\"end\">\u22123<\/text>\n                  <text x=\"244\" y=\"14\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                        fill=\"rgba(255,255,255,.55)\" text-anchor=\"start\">\u00b5m<\/text>\n\n                  <!-- result label -->\n                  <text x=\"120\" y=\"14\" font-family=\"Roboto Mono,monospace\" font-size=\"6\"\n                        fill=\"#22C55E\" text-anchor=\"middle\" font-weight=\"700\">\n                    \u2713 ISO CLASS 4 \u00b7 \u00b10.003 mm \/ 25 mm\n                  <\/text>\n                <\/g>\n\n                <!-- \u2550\u2550\u2550 BOTTOM-RIGHT: ISO ACCURACY CLASS TABLE + THREAD-FORM SAMPLES (the unique selection guide) \u2550\u2550\u2550 -->\n                <g transform=\"translate(298,170)\">\n                  <rect x=\"0\" y=\"0\" width=\"172\" height=\"174\"\n                        fill=\"rgba(15,23,42,.4)\" stroke=\"#475569\" stroke-width=\"1\"\n                        stroke-dasharray=\"4 3\" rx=\"6\"\/>\n                  <text x=\"10\" y=\"14\" font-family=\"Roboto Mono,monospace\" font-size=\"8\"\n                        fill=\"rgba(255,255,255,.55)\" letter-spacing=\"1\">ISO 965 \u00b7 CLASS &amp; FORM<\/text>\n\n                  <!-- ISO accuracy class column -->\n                  <line x1=\"10\" y1=\"22\" x2=\"162\" y2=\"22\" stroke=\"rgba(255,255,255,.2)\" stroke-width=\".5\"\/>\n                  <text x=\"14\" y=\"34\" font-family=\"Roboto Mono,monospace\" font-size=\"6\"\n                        fill=\"rgba(255,255,255,.55)\">CLASS<\/text>\n                  <text x=\"62\" y=\"34\" font-family=\"Roboto Mono,monospace\" font-size=\"6\"\n                        fill=\"rgba(255,255,255,.55)\">\u00b1\/25mm<\/text>\n                  <text x=\"158\" y=\"34\" font-family=\"Roboto Mono,monospace\" font-size=\"6\"\n                        fill=\"rgba(255,255,255,.55)\" text-anchor=\"end\">USE<\/text>\n                  <line x1=\"10\" y1=\"40\" x2=\"162\" y2=\"40\" stroke=\"rgba(255,255,255,.1)\" stroke-width=\".4\"\/>\n\n                  <!-- rows -->\n                  <g font-family=\"Roboto Mono,monospace\" font-size=\"7\">\n                    <!-- 3h ultra-precision -->\n                    <text x=\"14\" y=\"54\" fill=\"#22C55E\" font-weight=\"700\">3h<\/text>\n                    <text x=\"62\" y=\"54\" fill=\"#fff\">\u00b10.001<\/text>\n                    <text x=\"158\" y=\"54\" fill=\"rgba(255,255,255,.55)\" text-anchor=\"end\" font-size=\"6\">micrometer<\/text>\n                    <line x1=\"10\" y1=\"60\" x2=\"162\" y2=\"60\" stroke=\"rgba(255,255,255,.08)\" stroke-width=\".3\"\/>\n\n                    <!-- 4h current \u2014 highlighted -->\n                    <rect x=\"10\" y=\"62\" width=\"152\" height=\"16\" fill=\"rgba(34,197,94,.12)\" rx=\"2\"\/>\n                    <text x=\"14\" y=\"74\" fill=\"#22C55E\" font-weight=\"700\">4h \u25c0<\/text>\n                    <text x=\"62\" y=\"74\" fill=\"#fff\">\u00b10.003<\/text>\n                    <text x=\"158\" y=\"74\" fill=\"rgba(255,255,255,.65)\" text-anchor=\"end\" font-size=\"6\">precision tx<\/text>\n                    <line x1=\"10\" y1=\"80\" x2=\"162\" y2=\"80\" stroke=\"rgba(255,255,255,.08)\" stroke-width=\".3\"\/>\n\n                    <!-- 5h instrument -->\n                    <text x=\"14\" y=\"94\" fill=\"#FCD34D\" font-weight=\"700\">5h<\/text>\n                    <text x=\"62\" y=\"94\" fill=\"#fff\">\u00b10.008<\/text>\n                    <text x=\"158\" y=\"94\" fill=\"rgba(255,255,255,.55)\" text-anchor=\"end\" font-size=\"6\">instrument<\/text>\n                    <line x1=\"10\" y1=\"100\" x2=\"162\" y2=\"100\" stroke=\"rgba(255,255,255,.08)\" stroke-width=\".3\"\/>\n\n                    <!-- 6h fastener -->\n                    <text x=\"14\" y=\"114\" fill=\"#7DD3FC\" font-weight=\"700\">6h<\/text>\n                    <text x=\"62\" y=\"114\" fill=\"#fff\">\u00b10.020<\/text>\n                    <text x=\"158\" y=\"114\" fill=\"rgba(255,255,255,.55)\" text-anchor=\"end\" font-size=\"6\">fastener<\/text>\n                  <\/g>\n\n                  <!-- divider -->\n                  <line x1=\"10\" y1=\"124\" x2=\"162\" y2=\"124\" stroke=\"rgba(255,255,255,.2)\" stroke-width=\".5\"\/>\n\n                  <!-- 4 thread form mini-samples -->\n                  <text x=\"10\" y=\"138\" font-family=\"Roboto Mono,monospace\" font-size=\"6\"\n                        fill=\"rgba(255,255,255,.55)\" letter-spacing=\"1\">FORMS<\/text>\n\n                  <!-- ISO M (60\u00b0 triangular) - currently shown -->\n                  <g transform=\"translate(20,154)\">\n                    <path d=\"M -8,4 L 0,-6 L 8,4 Z\" fill=\"url(#pthMetal)\" stroke=\"#FCD34D\" stroke-width=\".5\"\/>\n                    <text x=\"0\" y=\"14\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                          fill=\"#FCD34D\" text-anchor=\"middle\">ISO M<\/text>\n                  <\/g>\n                  <!-- UNJ (rounded root) -->\n                  <g transform=\"translate(56,154)\">\n                    <path d=\"M -8,4 Q -4,2 0,-6 Q 4,2 8,4 Z\" fill=\"url(#pthMetal)\" stroke=\"#22C55E\" stroke-width=\".5\"\/>\n                    <text x=\"0\" y=\"14\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                          fill=\"#22C55E\" text-anchor=\"middle\">UNJF<\/text>\n                  <\/g>\n                  <!-- Tr (trapezoidal 30\u00b0) -->\n                  <g transform=\"translate(92,154)\">\n                    <path d=\"M -10,4 L -4,-6 L 4,-6 L 10,4 Z\" fill=\"url(#pthMetal)\" stroke=\"#7DD3FC\" stroke-width=\".5\"\/>\n                    <text x=\"0\" y=\"14\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                          fill=\"#7DD3FC\" text-anchor=\"middle\">Tr<\/text>\n                  <\/g>\n                  <!-- Worm (involute) -->\n                  <g transform=\"translate(132,154)\">\n                    <path d=\"M -10,4 Q -3,-3 0,-6 Q 3,-3 10,4 Z\" fill=\"url(#pthMetal)\" stroke=\"#F59E0B\" stroke-width=\".5\"\/>\n                    <text x=\"0\" y=\"14\" font-family=\"Roboto Mono,monospace\" font-size=\"5\"\n                          fill=\"#F59E0B\" text-anchor=\"middle\">WORM<\/text>\n                  <\/g>\n\n                  <!-- inspection check tally -->\n                  <g transform=\"translate(14,168)\" font-family=\"Roboto Mono,monospace\" font-size=\"6.5\">\n                    <text x=\"0\"  y=\"0\"  fill=\"#22C55E\">\u2713<\/text>\n                    <text x=\"9\"  y=\"0\"  fill=\"rgba(255,255,255,.65)\">GO\/NO-GO + CMM<\/text>\n                  <\/g>\n                <\/g>\n\n                <!-- top-right scale legend -->\n                <text x=\"468\" y=\"20\" font-family=\"Roboto Mono,monospace\" font-size=\"8\"\n                      fill=\"rgba(255,255,255,.4)\" text-anchor=\"end\" letter-spacing=\"1\">\n                  SCALE 2 : 1 \u00b7 MM\n                <\/text>\n              <\/svg>\n            <\/div>\n\n            <!-- bottom glass chips -->\n            <div class=\"hxc-hero2-chips\">\n              <div class=\"hxc-hero2-chip\">\n                <div class=\"hxc-hero2-chip-v\">M \u00b7 UNJF \u00b7 Tr \u00b7 Worm \u00b7 ACME<\/div>\n                <div class=\"hxc-hero2-chip-l\">Thread Forms<\/div>\n              <\/div>\n              <div class=\"hxc-hero2-chip\">\n                <div class=\"hxc-hero2-chip-v\">42CrMo4 \u00b7 C45 \u00b7 SUS \u00b7 Ti<\/div>\n                <div class=\"hxc-hero2-chip-l\">Materials<\/div>\n              <\/div>\n              <div class=\"hxc-hero2-chip\">\n                <div class=\"hxc-hero2-chip-v\">48<span>hr<\/span> Quote \u00b7 MOQ 1<\/div>\n                <div class=\"hxc-hero2-chip-l\">Service<\/div>\n              <\/div>\n            <\/div>\n\n          <\/div>\n        <\/div>\n\n      <\/div>\n    <\/div>\n  <\/section>\n\n\n  <!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n       STATS BAR\n  \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n  <div class=\"hxc-stats\">\n    <div class=\"hxc-sg\">\n      <div class=\"hxc-st\">\n        <div class=\"hxc-sn\">\u00b10.003mm<\/div>\n        <div class=\"hxc-sl2\">Pitch error \/ 25mm<\/div>\n      <\/div>\n      <div class=\"hxc-st\">\n        <div class=\"hxc-sn\">ISO Class 4<\/div>\n        <div class=\"hxc-sl2\">Thread accuracy<\/div>\n      <\/div>\n      <div class=\"hxc-st\">\n        <div class=\"hxc-sn\">M1\u2013M80<\/div>\n        <div class=\"hxc-sl2\">Thread size range<\/div>\n      <\/div>\n      <div class=\"hxc-st\">\n        <div class=\"hxc-sn\">7 Days<\/div>\n        <div class=\"hxc-sl2\">Fastest lead time<\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n\n  <!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n       GALLERY \u2014 8-tile bento grid\n  \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n  <div class=\"hxc-s-cd\" id=\"hxc-gal\">\n    <div class=\"hxc-inner\">\n\n      <div class=\"hxc-gh\">\n        <div>\n          <span class=\"hxc-ey\">Our Work<\/span>\n          <h2 class=\"hxc-h2\">Precision Thread Transmission Parts We've Made<\/h2>\n          <p class=\"hxc-sub\">\n            Ground precision screws, adjusting spindles, micrometer threads, worm shafts, and fine-pitch transmission\n            screws for instruments, machine tools, medical devices, and precision mechanisms.\n          <\/p>\n        <\/div>\n        <a href=\"#hxc-cta\" class=\"hxc-btn hxc-o\" style=\"flex-shrink:0\">\n          Request Similar Part <span class=\"hxc-ar\">\u2192<\/span>\n        <\/a>\n      <\/div>\n\n      <div class=\"hxc-gg\">\n\n        <div class=\"hxc-gc hxc-a\">\n          <img decoding=\"async\" src=\"https:\/\/hxcnc.com\/wp-content\/uploads\/2026\/05\/Fine-Pitch-Screw-\u2014-Medical-Positioner.webp\"\n               alt=\"Precision Adjusting Screw \u2014 Machine Tool\">\n        <\/div>\n\n        <div class=\"hxc-gc hxc-b\">\n          <img decoding=\"async\" src=\"https:\/\/hxcnc.com\/wp-content\/uploads\/2026\/05\/Fine-Pitch-Screw-\u2014-Semiconductor.webp\"\n               alt=\"Micrometer Spindle Thread \u2014 Instrument\">\n        <\/div>\n\n        <div class=\"hxc-gc hxc-c\">\n          <img decoding=\"async\" src=\"https:\/\/hxcnc.com\/wp-content\/uploads\/2026\/05\/Micrometer-Spindle-Thread-\u2014-Instrument.webp\"\n               alt=\"Fine-Pitch Screw \u2014 Medical Positioner\">\n         <\/div>\n\n        <div class=\"hxc-gc hxc-d\">\n          <img decoding=\"async\" src=\"https:\/\/hxcnc.com\/wp-content\/uploads\/2026\/05\/Precision-Adjusting-Screw-\u2014-Machine-Tool.webp\"\n               alt=\"Precision Worm Shaft \u2014 Gearhead\">\n         <\/div>\n\n        <div class=\"hxc-gc hxc-e\">\n          <img decoding=\"async\" src=\"https:\/\/hxcnc.com\/wp-content\/uploads\/2026\/05\/Precision-Adjustment-Screw-\u2014-Aerospace.webp\"\n               alt=\"Precision Adjustment Screw \u2014 Aerospace\">\n        <\/div>\n\n        <div class=\"hxc-gc hxc-f\">\n          <img decoding=\"async\" src=\"https:\/\/hxcnc.com\/wp-content\/uploads\/2026\/05\/Precision-Jig-Screw-\u2014-Fixture.webp\"\n               alt=\"Precision Jig Screw \u2014 Fixture\">\n        <\/div>\n\n        <div class=\"hxc-gc hxc-gg7\">\n          <img decoding=\"async\" src=\"https:\/\/hxcnc.com\/wp-content\/uploads\/2026\/05\/Precision-Worm-Shaft-\u2014-Gearhead.webp\"\n               alt=\"Fine-Pitch Screw \u2014 Semiconductor\">\n        <\/div>\n\n        <div class=\"hxc-gc hxc-gg8\">\n          <img decoding=\"async\" src=\"https:\/\/hxcnc.com\/wp-content\/uploads\/2026\/05\/Thread-Accuracy-Verified.webp\"\n               alt=\"Thread Accuracy Verified\">\n        <\/div>\n\n      <\/div>\n    <\/div>\n  <\/div>\n\n\n  <!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n       PROCESS \u2014 4 numbered steps\n  \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n  <div class=\"hxc-s\">\n    <div class=\"hxc-inner\" style=\"text-align:center\">\n      <span class=\"hxc-ey\">How It Works<\/span>\n      <h2 class=\"hxc-h2\" style=\"margin:0 auto 10px\">From Drawing to Finished Precision Thread Transmission Parts<\/h2>\n      <p class=\"hxc-sub\" style=\"margin:0 auto\">\n        Upload your precision thread transmission parts drawing \u2014 dimensions, tolerances, material, surface treatment.\n      <\/p>\n\n      <div class=\"hxc-psg\">\n        <div class=\"hxc-ps\">\n          <div class=\"hxc-psn\">01<\/div>\n          <div class=\"hxc-pst\">Upload Drawing<\/div>\n          <div class=\"hxc-psd\">STEP, DXF, PDF, or sketch with key dimensions.<\/div>\n        <\/div>\n        <div class=\"hxc-ps\">\n          <div class=\"hxc-psn\">02<\/div>\n          <div class=\"hxc-pst\">Quote in 48h<\/div>\n          <div class=\"hxc-psd\">Material, process, surface treatment, lead time.<\/div>\n        <\/div>\n        <div class=\"hxc-ps\">\n          <div class=\"hxc-psn\">03<\/div>\n          <div class=\"hxc-pst\">CNC Machine &amp; Inspect<\/div>\n          <div class=\"hxc-psd\">Precision machining, heat treatment, CMM verification.<\/div>\n        <\/div>\n        <div class=\"hxc-ps\">\n          <div class=\"hxc-psn\">04<\/div>\n          <div class=\"hxc-pst\">Ship Worldwide<\/div>\n          <div class=\"hxc-psd\">Full dimensional report. DHL \/ FedEx \/ sea freight.<\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n       TESTIMONIALS \u2014 3 customer quotes\n  \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n  <div class=\"hxc-s\">\n    <div class=\"hxc-inner\">\n\n      <div style=\"text-align:center;margin-bottom:36px\">\n        <span class=\"hxc-ey\">Reviews<\/span>\n        <h2 class=\"hxc-h2\">Trusted Precision Thread Transmission Parts Manufacturer<\/h2>\n      <\/div>\n\n      <div class=\"hxc-tsg\">\n\n        <div class=\"hxc-tsi hxc-rv\">\n          <div class=\"hxc-tss\">\u2605\u2605\u2605\u2605\u2605<\/div>\n          <div class=\"hxc-tst\">\n            \"Excellent quality precision thread transmission parts from HXC. Dimensional report matched our CMM.\"\n          <\/div>\n          <div class=\"hxc-tshr\"><\/div>\n          <div class=\"hxc-tsau\">\n            <div class=\"hxc-tsav\">AK<\/div>\n            <div>\n              <div class=\"hxc-tsnm\">Alex K.<\/div>\n              <div class=\"hxc-tsco\">Mechanical Engineer \u00b7 Germany<\/div>\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <div class=\"hxc-tsi hxc-rv\">\n          <div class=\"hxc-tss\">\u2605\u2605\u2605\u2605\u2605<\/div>\n          <div class=\"hxc-tst\">\n            \"HXC's DFM review caught design issues before production. Perfect first time.\"\n          <\/div>\n          <div class=\"hxc-tshr\"><\/div>\n          <div class=\"hxc-tsau\">\n            <div class=\"hxc-tsav\">SL<\/div>\n            <div>\n              <div class=\"hxc-tsnm\">Sophie L.<\/div>\n              <div class=\"hxc-tsco\">Design Engineer \u00b7 France<\/div>\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <div class=\"hxc-tsi hxc-rv\">\n          <div class=\"hxc-tss\">\u2605\u2605\u2605\u2605\u2605<\/div>\n          <div class=\"hxc-tst\">\n            \"Three years sourcing precision thread transmission parts from HXC. Consistent quality, reliable lead\n            times.\"\n          <\/div>\n          <div class=\"hxc-tshr\"><\/div>\n          <div class=\"hxc-tsau\">\n            <div class=\"hxc-tsav\">JT<\/div>\n            <div>\n              <div class=\"hxc-tsnm\">James T.<\/div>\n              <div class=\"hxc-tsco\">Senior Engineer \u00b7 UK<\/div>\n            <\/div>\n          <\/div>\n        <\/div>\n\n      <\/div>\n    <\/div>\n  <\/div>\n\n\n  <!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n       FAQ \u2014 2-column collapsible\n  \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n  <div class=\"hxc-s-sf\" id=\"hxc-faq\">\n    <div class=\"hxc-inner\">\n\n      <span class=\"hxc-ey\">FAQ<\/span>\n      <h2 class=\"hxc-h2\">Precision Thread Transmission Parts \u2014 FAQ<\/h2>\n      <p class=\"hxc-sub\" style=\"margin-bottom:40px\">\n        Common questions about precision thread machining, accuracy classes, and applications.\n      <\/p>\n\n      <div class=\"hxc-faq-grid\">\n\n        <!-- LEFT column -->\n        <div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              What are precision thread transmission parts?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              Precision thread transmission parts are <strong>threaded components where the thread geometry \u2014 pitch,\n              flank angle, and lead \u2014 must be controlled to tight tolerances<\/strong> for a specific mechanical\n              function beyond simple fastening. Examples: <strong>micrometer spindle threads<\/strong> (0.5 mm pitch,\n              Ra 0.2 \u00b5m \u2014 the thread pitch accuracy directly determines measurement accuracy); <strong>adjusting\n              screws<\/strong> (fine pitch, preloaded against a nut, used for precise positioning); <strong>precision\n              worm shafts<\/strong> (the thread is a worm gear \u2014 lead angle and profile determine gearbox accuracy);\n              <strong>transmission spindles<\/strong> (the thread transmits force or motion, not just clamping).\n            <\/div>\n          <\/div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              What is the difference between precision thread classes?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              ISO metric thread tolerance classes: <strong>Class 6h\/6H<\/strong> \u2014 standard fastener tolerance; not\n              suitable for precision transmission. <strong>Class 5h\/5H<\/strong> \u2014 closer tolerance, used for precision\n              instrument threads. <strong>Class 4h\/4H<\/strong> \u2014 precision grade, required for micrometer threads,\n              adjusting screws, and fine-pitch transmission screws. <strong>Class 3h\/3H or better<\/strong> \u2014\n              ultra-precision, for measuring machine spindles and aerospace precision threads. HXC grinds threads to\n              class 4h (external) and 4H (internal) as standard for transmission applications, and can achieve 3h for\n              special requests.\n            <\/div>\n          <\/div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              Why are precision transmission threads ground rather than turned?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              <strong>Thread turning<\/strong> (lathe with threading insert) achieves pitch errors of \u00b10.015\u20130.05 mm\/25\n              mm \u2014 adequate for fasteners but not for precision transmission. <strong>Thread grinding<\/strong> uses\n              a precision grinding wheel dressed to the exact thread profile, running on a CNC thread grinder \u2014\n              achieves pitch errors of \u00b10.003 mm\/25 mm and flank angle error &lt;5 arcminutes. Thread grinding also\n              corrects heat treatment distortion and achieves Ra \u2264 0.4 \u00b5m on thread flanks. For any transmission\n              thread where pitch accuracy matters, grinding is mandatory.\n            <\/div>\n          <\/div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              What is the pitch error and how is it measured?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              Pitch error (lead error) is the <strong>deviation of the actual thread lead from the nominal<\/strong>\n              measured over a standard reference length. For ISO class 4 precision threads: \u00b10.003 mm over 25 mm,\n              \u00b10.008 mm over 100 mm. Measured with: <strong>thread measuring machine<\/strong> (single-flank contact\n              method \u2014 most accurate); <strong>CMM with thread scanning probe<\/strong>; or <strong>optical\n              comparator<\/strong> (less accurate, for coarser classes). HXC uses a precision thread measuring machine\n              and provides a pitch error chart for every lot of precision transmission screws.\n            <\/div>\n          <\/div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              What thread forms are produced for precision transmission?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              HXC grinds: <strong>ISO metric (M) fine pitch<\/strong> \u2014 the most common for adjusting screws and\n              instruments. <strong>Trapezoidal (Tr)<\/strong> \u2014 DIN 103, for lead screws and translation stages.\n              <strong>Worm thread (ZI \/ ZA)<\/strong> \u2014 involute or Archimedean worm profile for precision worm gear\n              pairs. <strong>UNJF \/ UNJC<\/strong> \u2014 aerospace fine thread standard with controlled root radius\n              (Boeing and Airbus suppliers). <strong>Acme<\/strong> \u2014 American trapezoidal, for replacement parts on\n              American instruments. All profiles ground \u2014 no roll-forming or cut-only allowed for precision\n              transmission classes.\n            <\/div>\n          <\/div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              What is a micrometer thread and why is it difficult to make?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              A micrometer spindle thread (e.g., M8\u00d70.5) must have: <strong>pitch accuracy \u00b10.001 mm\/25 mm<\/strong>\n              \u2014 because a 0.001 mm pitch error causes a 0.001 mm reading error; <strong>thread flank surface finish\n              Ra 0.1\u20130.2 \u00b5m<\/strong> \u2014 rough flanks increase friction torque variation; <strong>runout of threaded\n              OD to bearing journals \u2264 0.003 mm<\/strong> \u2014 spindle runout adds directly to measurement error;\n              <strong>thread form accuracy<\/strong> \u2014 flank angle must be within \u00b15'. All four requirements together\n              make micrometer spindles among the most demanding thread grinding challenges. HXC has dedicated thread\n              grinding capacity for micrometer-class spindles.\n            <\/div>\n          <\/div>\n\n        <\/div>\n\n        <!-- RIGHT column -->\n        <div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              What fine pitch threads can HXC grind?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              Minimum pitch: <strong>0.20 mm<\/strong> (M1.4\u00d70.2) for precision instrument threads. Practical limit\n              for precision grinding: 0.25 mm pitch for diameters above M3. Very fine pitch threads below 0.25 mm\n              require specialist equipment \u2014 consult our engineers for threads finer than M2\u00d70.2.\n            <\/div>\n          <\/div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              What is a worm shaft and how does it differ from a standard thread?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              A <strong>worm shaft<\/strong> is a precision screw with a helical thread profile designed to mesh with\n              a worm gear wheel \u2014 transmitting power between perpendicular shafts. The 'thread' of a worm is actually\n              a gear tooth form: an involute (ZI worm) or Archimedean spiral (ZA worm) profile rather than a simple\n              triangular or trapezoidal form. Worm shafts require precision lead accuracy (\u00b10.005 mm\/25 mm for DIN\n              3974 class 3), correct lead angle (typically 3\u00b0\u201325\u00b0), and smooth tooth flanks (Ra 0.4 \u00b5m) for efficient\n              power transmission and low noise.\n            <\/div>\n          <\/div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              What is the surface finish on precision threads?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              <strong>Standard ground thread<\/strong>: Ra 0.4 \u00b5m on thread flanks. <strong>Precision adjusting\n              screw<\/strong>: Ra 0.2 \u00b5m (reduces friction torque variation). <strong>Micrometer spindle<\/strong>:\n              Ra 0.1\u20130.2 \u00b5m (minimises stiction and breakaway torque). <strong>Worm shaft flank<\/strong>: Ra 0.4 \u00b5m\n              (balance between efficiency and manufacturability). Surface finish is measured with a contact\n              profilometer on the thread flank surface \u2014 not on the OD or root which are less critical.\n            <\/div>\n          <\/div>\n\n          <div class=\"hxc-faq-item\">\n            <button class=\"hxc-faq-q\" onclick=\"hxcFaq(this)\" aria-expanded=\"false\">\n              What is the lead time for precision thread transmission parts?<span class=\"hxc-faq-icon\">+<\/span>\n            <\/button>\n            <div class=\"hxc-faq-body\">\n              Standard precision adjusting screw (M \u00d70.5\u20131, class 4h, ground): 7\u201310 days prototype, 10\u201316 days for\n              50\u2013200 pcs. Micrometer spindle thread (class 3h, Ra 0.1 \u00b5m): 10\u201316 days. Worm shaft (DIN 3974 class 3):\n              10\u201316 days. Fine-pitch medical screw (M \u00d70.25, passivated): 8\u201312 days. Ultra-fine pitch (&lt;0.25 mm):\n              consult our engineers for timeline.\n            <\/div>\n          <\/div>\n\n        <\/div>\n\n      <\/div>\n    <\/div>\n  <\/div>\n\n<\/div>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     FAQ STRUCTURED DATA (JSON-LD)\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are precision thread transmission parts?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Threaded components where pitch, flank angle, and lead are controlled to tight tolerances for mechanical function \u2014 micrometer spindles, adjusting screws, worm shafts, transmission spindles.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Why grind threads for transmission?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Thread turning gives \u00b10.015\u20130.05 mm pitch error. Thread grinding achieves \u00b10.003 mm\/25 mm with Ra \u2264 0.4 \u00b5m. Grinding also corrects heat treatment distortion. Mandatory for precision transmission threads.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What accuracy class is standard?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"ISO class 4h\/4H for precision transmission (adjusting screws, instrument threads). Class 3h for micrometer spindles and measuring machines.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the lead time?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Standard precision screw (class 4h, ground): 7\u201310 days prototype. Micrometer spindle (class 3h): 10\u201316 days. Worm shaft: 10\u201316 days.\"\n      }\n    }\n  ]\n}\n<\/script>\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n     INTERACTIONS \u2014 FAQ accordion + scroll reveal\n\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<script>\n\/\/ \u2500\u2500 FAQ accordion toggle \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\nfunction hxcFaq(btn) {\n  const body = btn.nextElementSibling;\n  const isOpen = btn.classList.contains('open');\n  btn.classList.toggle('open', !isOpen);\n  btn.setAttribute('aria-expanded', String(!isOpen));\n  body.classList.toggle('open', !isOpen);\n}\n\n\/\/ \u2500\u2500 Scroll reveal observer for .hxc-rv elements \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\nconst hxcObs = new IntersectionObserver(entries => {\n  entries.forEach((e, i) => {\n    if (e.isIntersecting) {\n      setTimeout(() => e.target.classList.add('in'), i * 90);\n    }\n  });\n}, { threshold: .08 });\n\ndocument.querySelectorAll('.hxc-rv').forEach(el => hxcObs.observe(el));\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7867a891 e-con-full e-flex e-con e-parent\" data-id=\"7867a891\" data-element_type=\"container\" data-e-type=\"container\" id=\"hxc-cta\">\n\t\t<div class=\"elementor-element elementor-element-3f81cbfe e-con-full e-flex e-con e-child\" data-id=\"3f81cbfe\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-339ca481 elementor-widget elementor-widget-html\" data-id=\"339ca481\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- HXCNC CTA Left Panel | namespace .HXCL | Elementor HTML Widget -->\n<link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\n<link rel=\"preconnect\" href=\"https:\/\/fonts.gstatic.com\" crossorigin>\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Roboto:wght@300;400;500;700;900&family=Roboto+Condensed:wght@400;700;900&family=Roboto+Mono:wght@400;500&display=swap\" rel=\"stylesheet\">\n<style>\n.HXCL{\n  --bg:#F7F9FC;--wh:#FFFFFF;--lt:#EEF3F8;\n  --tx:#1F2937;--tx1:#5B6777;--tx2:#9CA8B4;--bd:#D7E0EA;\n  --a:#2563EB;--a2:#1D4ED8;--aA:rgba(37,99,235,.07);--aC:rgba(37,99,235,.20);\n  --ac:#0F766E;--acA:rgba(15,118,110,.08);--acB:rgba(15,118,110,.15);--acC:rgba(15,118,110,.22);\n  --fh:'Roboto Condensed',sans-serif;--fb:'Roboto',sans-serif;--fm:'Roboto Mono',monospace;\n}\n.HXCL,.HXCL *,.HXCL *::before,.HXCL *::after{box-sizing:border-box;margin:0;padding:0;}\n.HXCL{font-family:var(--fb);color:var(--tx);line-height:1.6;}\n\n\/* \u2500\u2500 PANEL \u2500\u2500 *\/\n.HXCL .panel{\n  background:var(--bg);\n  border:1.5px solid var(--bd);\n  border-radius:20px;\n  padding:52px 48px;\n  position:relative;\n  overflow:hidden;\n  display:flex;\n  flex-direction:column;\n  gap:0;\n  height:100%;\n}\n\/* dot-grid texture *\/\n.HXCL .panel::before{\n  content:'';position:absolute;inset:0;\n  background-image:radial-gradient(var(--bd) 1px, transparent 1px);\n  background-size:24px 24px;\n  opacity:.5;pointer-events:none;\n}\n\/* top accent 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background:var(--acA);border-color:var(--acC);\n  color:var(--ac);font-weight:700;\n}\n<\/style>\n\n<div class=\"HXCL\">\n<div class=\"panel\">\n\n  <div class=\"eyebrow\">Get a Quote<\/div>\n\n  <h2 class=\"headline\">\n    Send Your Drawing.<br><em>Get a Quote.<\/em>\n  <\/h2>\n\n  <p class=\"sub\">Every enquiry includes a DFM review \u2014 tolerance feasibility, material confirmation, and process approach confirmed before production starts. MOQ 1 piece.<\/p>\n\n  <!-- Stats row -->\n  <div class=\"stats\">\n    <div class=\"stat\">\n      <div class=\"sv\">24<small>hr<\/small><\/div>\n      <div class=\"sl\">Quote Response<\/div>\n    <\/div>\n    <div class=\"stat\">\n      <div class=\"sv\">MOQ <small>1<\/small><\/div>\n      <div class=\"sl\">Prototypes OK<\/div>\n    <\/div>\n    <div class=\"stat\">\n      <div class=\"sv\">ISO<\/div>\n      <div class=\"sl\">9001:2015<\/div>\n    <\/div>\n  <\/div>\n\n  <!-- Advantage list -->\n  <div class=\"avlist\">\n    <div class=\"avitem\">\n      <div class=\"ico\">&#128208;<\/div>\n      <div>\n        <div class=\"at\">DFM Review on Every Enquiry<\/div>\n        <div class=\"ad\">Tolerance feasibility, fixturing strategy, and material confirmation. Specific, actionable feedback \u2014 not generic pushback.<\/div>\n      <\/div>\n    <\/div>\n    <div class=\"avitem\">\n      <div class=\"ico\">&#127919;<\/div>\n      <div>\n        <div class=\"at\">First Article Inspection \u2014 Standard<\/div>\n        <div class=\"ad\">FAI report on every new run. Material certs and surface treatment certs included with every shipment.<\/div>\n      <\/div>\n    <\/div>\n    <div class=\"avitem\">\n      <div class=\"ico\">&#128260;<\/div>\n      <div>\n        <div class=\"at\">Same Process: Prototype to Production<\/div>\n        <div class=\"ad\">Process plan from your prototype applies to production batches. No re-qualification when you scale.<\/div>\n      <\/div>\n    <\/div>\n    <div class=\"avitem\">\n      <div class=\"ico\">&#9881;<\/div>\n      <div>\n        <div class=\"at\">3 \/ 4 \/ 5-Axis CNC + Turning<\/div>\n        <div class=\"ad\">Complex structural parts, shafts, housings, and transmission components. Metals and engineering plastics.<\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- Cert tags -->\n  <div class=\"certs\">\n    <span class=\"cert hi\">ISO 9001:2015<\/span>\n    <span class=\"cert\">3\/4\/5-Axis Milling<\/span>\n    <span class=\"cert\">CNC Turning<\/span>\n    <span class=\"cert\">CMM Inspection<\/span>\n    <span class=\"cert\">Global Delivery<\/span>\n  <\/div>\n\n<\/div>\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-619b333c e-con-full e-flex e-con e-child\" data-id=\"619b333c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2866b7d2 elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"2866b7d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" aria-label=\"New Form\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"1118\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"2866b7d2\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"Precision Thread Transmission Parts | CNC Machined | HXCNC\" \/>\n\n\t\t\t\t\t\t\t<input type=\"hidden\" name=\"queried_id\" value=\"1118\"\/>\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-above\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tName\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Name\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-field_12786b6 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_12786b6\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tCompany\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[field_12786b6]\" id=\"form-field-field_12786b6\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Company Name\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tEmail\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Email\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-select elementor-field-group elementor-column elementor-field-group-field_0c79fc0 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_0c79fc0\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tMaterial\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field elementor-select-wrapper remove-before \">\n\t\t\t<div class=\"select-caret-down-wrapper\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-caret-down\" viewBox=\"0 0 571.4 571.4\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M571 393Q571 407 561 418L311 668Q300 679 286 679T261 668L11 418Q0 407 0 393T11 368 36 357H536Q550 357 561 368T571 393Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t\t<select name=\"form_fields[field_0c79fc0]\" id=\"form-field-field_0c79fc0\" class=\"elementor-field-textual elementor-size-sm\">\n\t\t\t\t\t\t\t\t\t<option value=\"aluminium_6061_t6\">Aluminium 6061-T6<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"aluminium_7075_t6\">Aluminium 7075-T6<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"stainless_steel_304\">Stainless Steel 304<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"stainless_steel_316l\">Stainless Steel 316L<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"carbon_steel_4140\">Carbon Steel \/ 4140<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"titanium_ti_6al_4v\">Titanium Ti-6Al-4V<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"brass_c360\">Brass C360<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"copper\">Copper<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"peek\">PEEK<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"pom_acetal\">POM \/ Acetal<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"nylon_pa6_pa66\">Nylon PA6 \/ PA66<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"ptfe_teflon\">PTFE \/ Teflon<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"polycarbonate\">Polycarbonate<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"abs\">ABS<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"other_not_sure\">Other \/ Not sure<\/option>\n\t\t\t\t\t\t\t<\/select>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-select elementor-field-group elementor-column elementor-field-group-field_161b5ef elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_161b5ef\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tSurface Finish\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field elementor-select-wrapper remove-before \">\n\t\t\t<div class=\"select-caret-down-wrapper\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-caret-down\" viewBox=\"0 0 571.4 571.4\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M571 393Q571 407 561 418L311 668Q300 679 286 679T261 668L11 418Q0 407 0 393T11 368 36 357H536Q550 357 561 368T571 393Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t\t<select name=\"form_fields[field_161b5ef]\" id=\"form-field-field_161b5ef\" class=\"elementor-field-textual elementor-size-sm\">\n\t\t\t\t\t\t\t\t\t<option value=\"as_machined\">As-machined<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"anodised_type_ii\">Anodised Type II<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"anodised_type_iii_hard\">Anodised Type III (Hard)<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"electroplating\">Electroplating<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"powder_coating\">Powder Coating<\/option>\n\t\t\t\t\t\t\t\t\t<option value=\"black_oxide\">Black Oxide<\/option>\n\t\t\t\t\t\t\t\t\t<option 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micrometer thimbles, worm shafts, and fine-pitch transmission screws. Thread accuracy to ISO 4 \/ DIN 13 Class 4h\/4H, pitch error \u00b10.003 mm\/25 mm. \u00b10.003mm Pitch [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":39,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1118","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Precision Thread Transmission Parts | CNC Machined | HXCNC<\/title>\n<meta name=\"description\" content=\"CNC machined precision thread transmission parts with Acme, trapezoidal and custom thread profiles for power screws, jacks and linear actuator systems.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hxcnc.com\/zh\/product\/precision-thread-transmission-parts\/\" \/>\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Precision Thread Transmission Parts\" \/>\n<meta property=\"og:description\" content=\"CNC machined precision thread transmission parts with Acme, trapezoidal and custom thread profiles for power screws, jacks and linear actuator systems.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hxcnc.com\/zh\/product\/precision-thread-transmission-parts\/\" \/>\n<meta property=\"og:site_name\" content=\"HXCNC | Precision CNC Machining Manufacturer\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-14T06:28:20+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hxcnc.com\/wp-content\/uploads\/2026\/05\/Thread-Accuracy-Verified.webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u9810\u4f30\u95b1\u8b80\u6642\u9593\" \/>\n\t<meta name=\"twitter:data1\" content=\"8 \u5206\u9418\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hxcnc.com\\\/product\\\/precision-thread-transmission-parts\\\/\",\"url\":\"https:\\\/\\\/hxcnc.com\\\/product\\\/precision-thread-transmission-parts\\\/\",\"name\":\"Precision Thread Transmission Parts | CNC Machined | HXCNC\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hxcnc.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/hxcnc.com\\\/product\\\/precision-thread-transmission-parts\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/hxcnc.com\\\/product\\\/precision-thread-transmission-parts\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hxcnc.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/Thread-Accuracy-Verified.webp\",\"datePublished\":\"2026-04-08T01:16:46+00:00\",\"dateModified\":\"2026-05-14T06:28:20+00:00\",\"description\":\"CNC machined precision thread transmission parts with Acme, trapezoidal and custom thread profiles for power screws, jacks and linear actuator systems.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/hxcnc.com\\\/product\\\/precision-thread-transmission-parts\\\/#breadcrumb\"},\"inLanguage\":\"zh-TW\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/hxcnc.com\\\/product\\\/precision-thread-transmission-parts\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-TW\",\"@id\":\"https:\\\/\\\/hxcnc.com\\\/product\\\/precision-thread-transmission-parts\\\/#primaryimage\",\"url\":\"https:\\\/\\\/hxcnc.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/Thread-Accuracy-Verified.webp\",\"contentUrl\":\"https:\\\/\\\/hxcnc.com\\\/wp-content\\\/uploads\\\/2026\\\/05\\\/Thread-Accuracy-Verified.webp\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/hxcnc.com\\\/product\\\/precision-thread-transmission-parts\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/hxcnc.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Product\",\"item\":\"https:\\\/\\\/hxcnc.com\\\/product\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Precision Thread Transmission Parts\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/hxcnc.com\\\/#website\",\"url\":\"https:\\\/\\\/hxcnc.com\\\/\",\"name\":\"HXCNC | Precision CNC Machining Manufacturer\",\"description\":\"HXCNC provides precision CNC machining, CNC milling, CNC turning, 5-axis machining, Swiss turning, grinding, and surface finishing services for prototypes and production parts. 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