3.0mm 400Grit Bullet Shape Diamond Drill Bur 20pcs 2.35 mm Shank – Precision Stone, Glass & Metal Carving diamond flat lap Compatible with expandable drums and

Compatible with expandable drums and upright sanders

Lapidary & Jewelry: Detailing synthetic gemstones or hardened alloys

or ceramics

composites

Easily pair with components like metal backing plates

3.0mm 400Grit Bullet Shape Diamond Drill Bur 20pcs 2.35 mm Shank – Precision Stone, Glass & Metal Carving diamond flat lap Compatible with expandable drums andDiamond Drill Bits are precision tools for fine detailing and material processing. Discover the versatility of diamond drill bits, designed with durable diamond grit for aggressive cutting, precise shaping, and long lasting performance. Available in multiple gritscoarse (40,60,80,120) for rapid material removal, and fine(240,600,1200) for detailed engraving and polishing. These tools suit lapidary artists, jewelers, sculptors, and precision craftsmen.