DEWALT DW5453 3/4-Inch by 6-Inch by 8-Inch ROCK CARBIDE SDS Plus Hammer Bit</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>ROCK CARBIDE® Tip for Longer Bit Life</li><li>Elongated Four Flute Helix for Faster Material Removal</li><li>Increased Steel Prevents Breakage</li><li>For use with electric or cordless rotary hammers.</li><li>Used for drilling holes in poured concrete and other masonry up to 1-1/8" diameter</li><li>ROCK CARBIDE tip for longer bit life</li><li>Elongated four flute helix for faster material removal</li><li>Increased steel prevents breakage</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/319p-8Eo%2B8L.jpg' noproxy></br>