•Hex shank eliminates spinning in all hammer drill chucks
•Optimizes the benefits of a keyless chuck
•Longer life at higher speeds due to "Super H" grade carbide tips
•Tru-Cut Cyclo Impak® Masonry/Hammer Drill Bit, Heavy Duty, 3/16 in Dia, 4 in Overall Length, 2-1/2 in Cutting Depth, Hex Shank, Carbide