Why Choose This Keyless Chuck
developed using over 15 years of advanced bonding technology to ensure long-lasting performance and extended blade life
and fine detailing work
particularly when using sintered and Plated diamond core drills
ensuring both comfort and polishing control
4.0mm Diamond Point Drill Bit Set – 10pcs, 800 Grit, 2.35mm Shank, 45mm Length for Glass, Ceramic & Stone 8 inch lapidary grinding wheels Why Choose This Keyless ChuckDiamond 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.