Milwaukee 48-20-8886 Shockwave Multi-Material Drill Bit, 1/4″, Hex Shank, Carbide-(Each)

For use with brick, block, concrete, steel, aluminum, ceramic tile, backerboard, wood, PVC, and drywall
Shockwave? Impact Duty engineered for hammer drills and impacts
Use in hammer mode for faster drilling in masonry and concrete
Ideal for drilling through layered materials
Not recommended for porcelain tile
Up to 85% faster in metal vs. standard masonry drill bits
Up to 10x longer life in stacked materials
Durable carbide tip for a wide range of tough applications
Less bit changes for increased productivity