DEWALT DW5572 1/4-Inch Diamond Drill Bit<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Diamond Welded Tip for Greater life and Durability</li><li>Reverse Spiral Thread Delivers Continuous Water Feed for Longer Life and Increased Speed</li><li>Core Ejection Slot Removes Plug for Repetitious Holes</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51caYxspi3L.jpg" noproxy>