General description This Tile Drill Bit Set includes diamond drill bits in various diameters (5, 6, 8, 10, and 12mm) along with a 6mm carbide drill bit. Designed for precision drilling, these bits are ideal for creating clean holes in hard materials such as tile, porcelain, granite, ceramic, glass, mirror, stone, and brick. The unique dry drilling design features built-in wax cores that absorb and dissipate heat, eliminating the need for water and reducing pollution. Technical specifications Diameters: 5mm, 6mm, 8mm, 10mm, 12mm, and 6mm carbide Drill depth: ≤35mm Length: 65mm High temperature resistant diamond grit for efficient drilling Compatibility and accessories Compatible with most machines, including hand drills, grinders, angle drills, and bench drills Round shank design Installation Install the hole punch bit on the hand drill Maintain a high speed and tilt the drill at 45° during the drilling process After creating the positioning groove, hold the drill upright and drill