Greenlee 35715 Recessed Light Hole Saw， Steel Toothed， 6-7/8-Inch<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Industry's only interchangeable replacement blades</li><li>Strong durable back plate</li><li>Use with a power drill to cut large diameter holes for recessed lighting fixtures</li><li>Saws use Greenlee arbor 37156， purchased separately</li><li>Made and designed in USA</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41bYEyb4ArL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31vvXsQFdjL.jpg" noproxy>