Stealth DC Series high performance drill bits are designed for both bench press and hand drills. These diamond coated drill bits give you fast and smooth cutting. They must be used with sufficient water at a recommended working speed of 1000rpm, constantly removing the bit from the hole allowing water to cool it and removing debris.
For wet use on Granite, marble, Ceramic, Porcelain, Glass and Vitrified Tiles. Available in sizes:5mm, 6mm, 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 33mm, 38mm, 51mm, 58mm, 69mm, 75mm, 89mm, 102mm, 115mm.
5, 6, 8, 10, 12, 15, 20, 25, 35, 40, 51, 69, 76, 90, 102, 115