20 Pcs 120 Grit Diamond Grinding Bits For Stone And Glass Engraving And Polishing, One Eighth Inch Shank Fits Rotary Tools, Pro Grade Diamond Drill Bits For Carving, Sanding, Grinding, Engraving, Jewelry Making, DIY Projects

20-Piece Diamond Grinding Bits for Stone and Glass
✔️ 120‑grit diamond burrs with 1/8 in (3.175 mm) shank and 6 heads

These diamond grinding bits come as a 20-piece set designed for fine-detail work on stone, glass, ceramic, and other hard materials. Ideal for carving, engraving, polishing, and finishing in jewelry making, DIY projects, and home repairs.

✅ 20-piece set of 120‑grit diamond burr bits for carving, grinding and polishing
✅ Includes 6 head shapes for diverse detail tasks
✅ 1/8 in (3.175 mm) shank fits most small rotary tools and die grinders
✅ Diamond-coated for durability and wear resistance
✅ Works on stone, glass, ceramic, tile, jade, gemstone, wood, plastic, metal and more
✅ Comes in a plastic storage box for organization

💡 What is a 120 grit diamond burr set used for in stone and glass engraving? This handy tool kit is designed for precise detail work on hard materials.
- stone polishing and engraving
- glass shaping and finishing
- ceramic tile smoothing
- jewelry components and hobby projects