5pc. SHOCKWAVE™ Carbide Multi-Material Drill BitsThe MILWAUKEE 5 Piece SHOCKWAVE Carbide Multi Material Drill Bits are the most versatile bits, designed to tackle a variety of materials, including brick, block, concrete, steel, aluminum, ceramic tile, backerboard, wood, PVC, and drywall. The aggressive multi grind carbide tip delivers up to 10x longer life in stacked materials and up to 85% faster drilling speeds in metal. Equipped with a 1 4" hex shank, these general purpose drill bits are