{"product_id":"dope-sfu1204-ball-screw-12mm-lead-4-threads-c7-pre","title":"Dope SFU1204 Ball Screw 12mm Lead 4 Threads C7 Precision Grade For CNC Machine Parts With Single Nut In Lengths From 200 To 1000mm Super Accurate And Smooth Motion Control For Cool Projects","description":"\u003cdiv\u003e\n\u003cp\u003eSFU1204 12mm Ball Screw C7 Grade For CNC Motion Control\u003cbr\u003e✔️ 12mm Lead 4 Threads C7 Precision Grade Single Nut For CNC Motion\u003c\/p\u003e \u003cp\u003eThis SFU1204 ball screw sets up fast for CNC machines and hobby robot builds. It offers stable linear movement to drive tools vertically or horizontally without wiggling. Each unit includes a single ball nut ready to install into your existing frame. Common uses include laser cutters, 3D printers, and custom automated stages where accuracy matters most. Available lengths cover almost any project setup needed today.\u003c\/p\u003e \u003cp\u003e✅ Steel material with hardening treatment increases durability by up to twenty times typical lead screws\u003cbr\u003e✅ 12mm ball screw diameter matches common spindle kits found in industrial workshop tooling setups\u003cbr\u003e✅ Four thread starts provide finer leads compared to single start threaded rods for better speed resolution\u003cbr\u003e✅ C7 rating keeps runout errors low enough for precise cutting paths in woodworking and metal working\u003cbr\u003e✅ One included ball nut prevents backdrive issues while handling axial thrust loads efficiently during use\u003cbr\u003e✅ Multiple lengths from 200mm to 1000mm allow customization for different gantry spans and travel distances\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What makes a ball screw better than a lead screw for CNC machinery?\u003cbr\u003eRolling friction elements provide superior efficiency while minimizing energy loss during operation.\u003cbr\u003e- Reduced mechanical drag lowers heat generation which maintains consistent dimensional stability over time\u003cbr\u003e- Repeated cycles achieve sub-micron positioning repeatability needed for high definition surface finishing tasks\u003cbr\u003e- Load capacity remains constant regardless of speed variations unlike dry running threaded alternatives\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49193291710699,"sku":"VXB0HCZRQW6B","price":314.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61Pr21tDyHL_2b23b393-a5a9-41c7-aace-1b45efc2a0d7.jpg?v=1786410838","url":"https:\/\/vxb.com\/products\/dope-sfu1204-ball-screw-12mm-lead-4-threads-c7-pre","provider":"VXB Bearings","version":"1.0","type":"link"}