Blair 13217 Spotweld Pilot<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Spotweld pilot fits 3/8 inch chuck</li><li>Strong arbor houses pilot guides and an adjustble tension spring</li><li>Built to last tooth design</li><li>Guide eliminates the need to pre drill</li><li>Spring-loaded heavy duty pilot</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41a-lY4GnhL.jpg" noproxy>