Bosch HCBG500 5 Piece BlueGranite Carbide Hammer Drill Bit Starter Set</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>For fast impact drilling in concrete， stone and masonry</li><li>Diamond-ground carbide tip offers precise starts in tile and hard stone</li><li>Robust head offers long service life in impact applications</li><li>Bit meets ANSI standards</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/41ZCDRGS3KL.jpg' noproxy></br>