3.0mm 400Grit Bullet Shape Diamond Drill Bur 20pcs 2.35 mm Shank – Precision Stone, Glass & Metal Carving diamond flat lap "availability": "https://schema

"availability": "https://schema

composites

Light lubrication or misting may be used when working with heat-sensitive materials to maximize belt life and achieve smoother results

or ceramics

silicon carbide

3.0mm 400Grit Bullet Shape Diamond Drill Bur 20pcs 2.35 mm Shank – Precision Stone, Glass & Metal Carving diamond flat lap "availability": "https://schemaDiamond 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.