Diamond Coated Core Drill for Stone, Ceramic and Sea Glass Drilling Diameter:3.0mm Diameter German Engineering: Made from hardened

German Engineering: Made from hardened tool steel for durability and precision

depending on strength required

metalworkers

The Clip On Earrings with Flat Disc (Heavy Weight) are the perfect solution for jewelers seeking a reliable

Quality nickel-plated brass for added durability

Diamond Coated Core Drill for Stone, Ceramic and Sea Glass Drilling Diameter:3.0mm Diameter German Engineering: Made from hardenedYou can use core drills to cut holes in ceramic tile and glass without chipping or cracking. Our diamond coated core drills have a 3mm 1 8 shank medium fine grit and are made of stainless steel on which diamond particles have been electroplated.