Four-Edge Alloy Drill BitEngineered as the ultimate all-in-one drill bit set, designed to effortlessly drill through ceramic tile, concrete, and wood without switching bits. Features an advanced 4-edge carbide tip and no-slip hex shank.Specifications: Type: Multi-Material Drill Bit Set Tip Material: Industrial-Grade Cemented Carbide Tip Design: 4-Edge Cross Spear Point Shank: 1/4" Hex Shank Sizes: 5mm, 6mm, 8mm, 10mm, 12mm Features: π― 4-Edge Carbide Tip β Industrial-grade cross-spear tip for fast, clean drilling and superior wear resistance. π True Multi-Material β Drills cleanly through ceramic tile, glass, concrete, brick, wood, and plastic. π 1/4" Hex Shank β Prevents slipping and ensures maximum torque transfer. π Efficient Chip Removal β Unique flute design clears dust and debris for faster, cooler drilling. πͺ Reinforced Head β Carbide tip securely brazed to withstand hard material drilling.