Hydraulic Impact Hammer Drills
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Drill through concrete, steel and wood with hydraulic impact drills from Grainger. Reversible high-torque hammer drills power heavy jobs. They provide quick, easy bit changes for drilling into concrete (3/4?), steel (1/2?) and wood (1 1/16?). They feature user-selectable hammer or drill modes, adjustable speed, 3/4 - 16 SAE O-ring ports, and a built-in slip clutch to guard against over torqueing.