Hitachi 728226 5/16-inch x 8-inch Auger Drill Bit<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>5/16-inch by 8-inch auger drill bit with 5/16-inch shank diameter</li><li>Precision design creates less wobble in the drill and bit</li><li>Self-feeding tip and wide throat leave cleaner holes</li><li>Ideal for wood， plastic and metal</li><li>Comes with a 30-day limited warranty</li><li>5/16" x 8" Auger Bit</li><li>5/16" shank</li></ul></div><img src="http://ecx.images-amazon.com/images/I/311PMmFBf2L.jpg" noproxy>