DEWALT DW5710 5/8-Inch by 11-Inch by 16-Inch 2 Cutter Spline Shank Rotary Hammer Bit</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>ROCK CARBIDE tip maximizes carbide surface contact for longer bit life.</li><li>U-Flute cleans debris out for fast， efficient drilling.</li><li>Open head design channels dust into flutes for quicker drilling.</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/31ECFDTxDDL.jpg' noproxy></br>