{"product_id":"two-pack-300mm-tr8x4-lead-screws-with-copper-nut-f","title":"Two Pack 300mm TR8x4 Lead Screws With Copper Nut For Z Axis CNC And 3D Printers, Acme Thread, 8mm Diameter, 4mm Lead, SUS304 Stainless Steel, 4 Holes For Mounting","description":"\u003cdiv\u003eTwo-Pack 300mm TR8x4 Lead Screws with Copper Nut\u003cbr\u003e\n✔️ 8mm diameter, 300mm length, 4mm lead, Acme thread, SUS304 stainless \u003cp\u003eThis two-pack set features TR8x4 lead screws with copper nuts for Z-axis motion in CNC machines and 3D printers. The 300mm long screws use an Acme thread and SUS304 stainless steel, with copper nuts that have four mounting holes for secure attachment.\u003c\/p\u003e \u003cp\u003e✅ Length: 300mm\u003cbr\u003e✅ Lead: 4mm\u003cbr\u003e✅ Diameter: 8mm\u003cbr\u003e✅ Thread: Acme\u003cbr\u003e✅ Material: SUS304 stainless steel\u003cbr\u003e✅ Copper nut: 4 mounting holes\u003cbr\u003e✅ Pack size: 2 pieces\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a lead screw used for in CNC machines?\u003c\/p\u003e\n\u003cp\u003eLead screws convert rotary motion to precise linear travel, enabling accurate axis positioning.\u003c\/p\u003e\n- Provides controlled, smooth motion along an axis\u003cbr\u003e\n- Works with a matching nut to convert rotation into linear displacement\u003cbr\u003e\n- Common in CNC and 3D printer Z-axis applications for precise positioning\u003cbr\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49149912056043,"sku":"VXB0BWYJ95L5","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71mHy6ZtJXL_e63e935f-b050-4b32-b7f6-beb61dadf558.jpg?v=1785834576","url":"https:\/\/vxb.com\/products\/two-pack-300mm-tr8x4-lead-screws-with-copper-nut-f","provider":"VXB Bearings","version":"1.0","type":"link"}