Blue Boar Recessed Light Carbide Grit Hole Saw 6-3/8” dia for 6 inch lights – fast cutting in drywall， CornHole， lath &amp; plaster， Hardie board - easy plug removal， uses standard hole saw arbor adapter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Hard tungsten carbide grit edge for a long life in abrasive materials</li><li>Continuous cutting edge for smooth cutting even in wood lath and plaster</li><li>Cuts through drywall， plaster， CornHole board， fiber cement Hardie board， stucco， acoustical tile， ceiling tile</li><li>Attaches to standard 5/8”-18 2-pin mount hole saw arbor and works with Hole Pro X-230+ adjustable hole cutter &amp; shield kits</li><li>Open back design for faster cut plug removal</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41InswLOKGL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/512src0MK4L.jpg" noproxy>