Jet 561704/TDC-500 Taper Mount Drill Chuck</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>All components are heat-treated， high grade alloy steel</li><li>Chuck jaws are precision fitted to withstand 115 PSI of torque</li><li>All models meet JIS specification: B4634E Grade</li><li>T.I.R. at chuck nose under .001</li><li>Capacity 0-1/2" JT-3 Taper Mount</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/31ZDJDKR1CL.jpg' noproxy></br>