1/4 in. x 4 in. x 6 in. SHOCKWAVE Carbide Hammer Drill Bit for Concrete, Stone,1/4 in. x 4 in. x 6 in. SHOCKWAVE Carbide Hammer Drill Bit for Concrete, Stone,SKU: 045242546237 6,97$ Regular Price6,27$Sale PriceQuantityAdd to CartBuy Now