- Complete set of 10 drill bits: 6 dry diamond drill bits (6, 6, 6, 8, 10, 12 mm) and 4 carbide drill bits (6 mm) - Designed for drilling granite, marble, porcelain, ceramic, stone, and masonry - Wax core in the diamond drill bits to dissipate heat and prevent overheating - Vacuum brazing technology that improves efficiency, speed, and drill bit lifespan - Round shank compatible with hand and bench drills - Recommended to use with water to maximize durability - Perfect for DIY tasks, renovations, and professional construction work - Compact size and lightweight for easy handling and storage