Greenlee 31872 Slug-Splitter Knockout Draw Stud for Hydraulic Drivers 3/4 by 4-1/8-Inch</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>For use in Greenlee Hydraulic Drivers 7804 and 7904</li><li>Punch and die are required for operation</li><li>Slug-Splitter SC heavy-duty punches are designed to punch up through 10 gauge (3.5 mm) stainless steel</li><li>Self-centering punch aligns itself on pilot hole</li><li>Unique punch profile also splits slugs for easier slug removal</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/31kdsLY9-6L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31vvXsQFdjL.jpg' noproxy></br>