{"product_id":"4-inch-diamond-flat-lap-disc-100mm-grit-320-coated","title":"4 Inch Diamond Flat Lap Disc 100mm Grit 320 Coated Grinding Disk With Five Eighths Inch Arbor For Gemstones Jewelry Glass Rock Tile And Knife Carving And Knife Making Projects","description":"\u003cdiv\u003e4 Inch Diamond Flat Lap Disc for Lapidary, 100mm \u003cbr\u003e\n✔️ 4 in dia, 100 mm, 5\/8 in arbor, grit 320, water friendly \u003cp\u003eThis 4-inch diamond flat lap disc is designed for precision grinding in lapidary work, gemstone fabrication, glass shaping, and small metal tasks. It features a dense diamond coating and a perfectly flat surface for true faceting and edge finishing. These discs fit standard 5\/8\" arbor grinders and are ideal for use with water cooling to extend life.\u003c\/p\u003e ✅ Outside diameter: 4 inch (100 mm)\u003cbr\u003e\n✅ Arbor hole: 5\/8 inch (16 mm)\u003cbr\u003e\n✅ Thickness: 1.1 mm (0.043 in)\u003cbr\u003e\n✅ Grit: 320 (Medium)\u003cbr\u003e\n✅ Diamond coating density: high; surface coverage ~95% on coated side\u003cbr\u003e\n✅ Compatible: 5\/8\" arbor, angle grinder suitable\u003cbr\u003e\n✅ Recommended use: grinding gemstones, jewelry, glass, rock, carving knives\u003cbr\u003e\n✅ Quantity: 1 piece\u003cbr\u003e \u003cp\u003e💡 What is a diamond flat lap disc used for in hobby lapidary and glass grinding?\u003c\/p\u003e\n\u003cp\u003eDiamond flat lap discs are handy tools for precise material removal and finishing, delivering a flat, parallel surface for clean, true edges.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ehandy for faceting material and lapidary grinding where precision matters\u003c\/li\u003e\n\u003cli\u003eworks with water cooling to extend life and prevent overheating\u003c\/li\u003e\n\u003cli\u003efits standard 5\/8 inch arbor grinders for easy setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52403865387327,"sku":"VXB01GU3427M","price":47.57,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/diamond-flat-lap-disc-100mm-grit-320-front.jpg?v=1776642265","url":"https:\/\/bearingscanada.com\/products\/4-inch-diamond-flat-lap-disc-100mm-grit-320-coated","provider":"Bearings Canada","version":"1.0","type":"link"}