<B>4" (4 inch) 3 Jaw Precision Self Centering Lathe Chuck with 2 sets jaw Review</b><P>http://tinyurl.com/l2nq2hj <P><P> 4" (4 inch) 3 Jaw Precision Self Centering Lathe Chuck with 2 sets jaw <P>Chuck Outside Dia. 4".<P>Chuck Body Thickness: 2".<P>Center Thru Hole Dia.: 0.8661".<P>Bolt Circle Dia.:3.3071".<P>Mounting Thread: 3-M8. RPM: 4,200.<P>