4.0mm Diamond Point Drill Bit Set – 10pcs, 800 Grit, 2.35mm Shank, 45mm Length for Glass, Ceramic & Stone 8 inch lapidary grinding wheels particularly when using sintered and

particularly when using sintered and Plated diamond core drills

Why Choose This Keyless Chuck

Backside Polishing: Flatness-critical processes for semiconductor wafers and optical components

leveling ceramics

Fits most faceting machines with 1/2" arbor hole

4.0mm Diamond Point Drill Bit Set – 10pcs, 800 Grit, 2.35mm Shank, 45mm Length for Glass, Ceramic & Stone 8 inch lapidary grinding wheels particularly when using sintered 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.