DEWALT DW5439 1/2-by-10-by-12-Inch Rock Carbide SDS Plus Hammer Bit
Price 12.89 - 20.44 USD
ROCK CARBIDE tip for longer bit life * Elongated four flute helix for faster material removal * Increased steel prevents breakage * ROCK CARBIDE® Tip for Longer Bit Life * For use with electric or cordless rotary hammers. * Used for drilling holes in poured concrete and other masonry up to 1-1/8" diameter