General description FLITI Tile drill set includes diamond drills for porcelain stoneware in sizes 5, 6, 8, 10, and 12 mm, along with a 6 mm carbide drill. This set is designed for precise and easy drilling in hard materials such as tiles, 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 Drill sizes: 5 mm, 6 mm, 8 mm, 10 mm, 12 mm Included carbide drill size: 6 mm Drilling depth: ≤35 mm Length of drill bits: 65 mm Compatibility and accessories Compatible with most machines including hand drills, angle grinders, and bench drills Designed with a round shank Installation Install the hole punch bit on the hand drill for use Maintain a high speed during drilling For optimal results, tilt the drill at a 45° angle initially After creating a positioning groove, switch to a vertical position and drill slowly in