{"product_id":"four-pack-8-mm-by-400-mm-case-hardened-chrome-line","title":"Four Pack 8 mm By 400 mm Case Hardened Chrome Linear Rods For 3D Printers DIY CNC Machines Precision Shafts With Chrome Plating Hrc 62 Tolerance From 7.97 To 7.995 Mm","description":"\u003cdiv\u003eFour Pack 8mm x 400mm Chrome Plated Linear Rods for CNC\u003cbr\u003e\n✔️ Chrome-plated 8mm shaft, HRC 62, length 399.5 to 400.5 mm \u003cp\u003eThese chrome-plated precision linear shafts deliver smooth, accurate motion in CNC machines, 3D printers, and automated equipment.\u003c\/p\u003e ✅ Material: C45# carbon steel with chrome plating 10um-20um\u003cbr\u003e\n✅ Hardness: HRC 62 ± 2\u003cbr\u003e\n✅ Diameter: 8.0 mm, tolerance 0.005-0.030 mm (7.970-7.995)\u003cbr\u003e\n✅ Length: 400.0 mm, tolerance ±0.5 mm (399.5-400.5)\u003cbr\u003e\n✅ Package includes: Four-pack total (2 pcs 8x350 mm shafts)\u003cbr\u003e \u003cp\u003e💡 What is an 8mm chrome-plated linear shaft used for in CNC and 3D printers?\nThis handy shaft acts as a precise guide rail for smooth, repeatable motion.\u003c\/p\u003e\n\u003cp\u003e1) Used in CNC routers and 3D printers for accurate linear movement\u003c\/p\u003e\n\u003cp\u003e2) Chrome plating increases wear resistance and longevity\u003c\/p\u003e\n\u003cp\u003e3) Tight tolerances ensure reliable bearing interfaces\u003c\/p\u003e \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48077081608427,"sku":"VXB09YRN65GW","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51PKHrQ5AvL.jpg?v=1775852602","url":"https:\/\/vxb.com\/products\/four-pack-8-mm-by-400-mm-case-hardened-chrome-line","provider":"VXB Bearings","version":"1.0","type":"link"}