Use it for lapidary shaping
and metal finishing
and flexible shaft grinders
the blade must be used with water or oil-based lubrication to prevent overheating and extend its life
extends bit life
1.8mm Teardrop Diamond Bur – Grit, 2.35mm Shank,100pcs for Gemstone Stone & Glass grit-1500 Use it for lapidary shapingDiamond 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.