MX4™ Rotary Hammer Drill Bit, 1/4", SDS-Plus Shank, Carbide Spiral Bands A catch bolt holds on

A catch bolt holds on to the chain if it jumps off the rail

TORQUE DRIVE® three ground shanks eliminate chuck slippage

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Galvanized steel for maintenance-free longevity and unparalleled rust and corrosion resistance

MX4™ Rotary Hammer Drill Bit, 1/4", SDS-Plus Shank, Carbide Spiral Bands A catch bolt holds onWide flute entrances lead to faster drilling speeds, while reinforced flutes prevent bit breakage, rendering increased durability in tough concrete applications Rebar guards for increased durability in hard aggregate and rebar Reinforced Flutes to avoid bit breakage ANSI specified to fit common anchors Wear mark indicators to indicate end of life Specifications Material Carbide Drill Size 1 4" Flute Length 10" Overall Length 12" Shank Type SDS Plus