Model TB855 is equipped with a positive drive slot
Anti-dry fire mechanism prevents added wear on the drive pin
Rugged cast-iron base has handy pipe rest and bender
Flywheel design and easy-to-grip free-turning sleeve for very high working speeds
Shockwave™ Multi-Material Drill Bit Set, 5 Pieces, Carbide Breaker Bars Model TB855 is equipped withFor 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