{"product_id":"8mm-x-500mm-linear-motion-rods-shaft-set-of-2-for","title":"8Mm x 500Mm Linear Motion Rods Shaft Set Of 2 For CNC Machining And High Speed 3D Printing, Pro Grade 45 Grade Carbon Steel, Hardened To HRC55-62, Wear Resistant And Corrosion Resistant, Smooth, Repeatable Precision","description":"\u003cdiv\u003eHigh-Precision 8mm x 500mm Linear Motion Rods, Set of 2 for CNC\n✔️ 45# carbon steel, hardened to HRC55-62, chrome-plated finish \u003cp\u003eThese 8mm x 500mm linear motion rods are built for smooth, repeatable travel in CNC machines, high-speed 3D printers, robotics, and automation systems. They are commonly used to build or upgrade linear slide units, providing precise guidance and long service life.\u003c\/p\u003e ✅ 8 mm diameter, 500 mm length, metric h8 tolerance\u003cbr\u003e\n✅ Material: 45# carbon steel, case-hardened surface\u003cbr\u003e\n✅ Hardened to HRC55-62 for wear and deformation resistance\u003cbr\u003e\n✅ Chrome plating 0.01 mm; Ra0.05-0.08 roughness for smooth motion\u003cbr\u003e\n✅ Straightness ≤ 0.1 mm per meter; diameter tolerance -0.01 to -0.03 mm\u003cbr\u003e\n✅ Compatible with LM8UU bearings, linear rails, and other motion components\u003cbr\u003e \u003cp\u003e💡 What is a 8mm linear motion rod used for in CNC machines and 3D printers?\u003c\/p\u003e\n- Handy for stabilizing X\/Y axes in CoreXY, Cartesian, or Delta printers\u003cbr\u003e\n- Handy for reinforcing Z-axis guides in CNC milling and laser engraving\u003cbr\u003e\n- Keeps motion smooth when paired with LM8UU bearings and linear rails\u003cbr\u003e\n- Great for DIY projects, robotics, sliders, and automation setups\u003cbr\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49118268096747,"sku":"VXB0F1TN5HSZ","price":61.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/613YmwgjEcL_b05ad97b-9b16-43be-bac1-42699260f4cc.jpg?v=1785181766","url":"https:\/\/vxb.com\/products\/8mm-x-500mm-linear-motion-rods-shaft-set-of-2-for","provider":"VXB Bearings","version":"1.0","type":"link"}