Steel Dragon Tools 2" (51 mm) Wet Diamond Concrete Core Drill Bit</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Bit Size: 2 in. (51 mm)</li><li>Drilling Depth: 14 in.</li><li>Spindle Thread: 1-1/4 in. - 7</li><li>For use on asphalt， block， brick， concrete， pavement， and other materials.</li><li>Wet drilling only.</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/41n2hvnLXCL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41aO1LiQc5L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31ttYG%2BvcKL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41A8B1npCaL.jpg' noproxy></br>