20mm Mushroom Head Diamond Burs 80 Grit – 5pcs Set for Stone & Glass Carving Gemstone Grinding Prevents cracking in granite and

Prevents cracking in granite and marble

optimal cooling and lubrication

they offer excellent heat resistance and long service life

Whether working on gemstones

20mm Mushroom Head Diamond Burs 80 Grit – 5pcs Set for Stone & Glass Carving Gemstone Grinding Prevents cracking in granite 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.