Task Tools T55814 Tapcon Masonry Drill Bit， 3/16-Inch by 4-1/2-Inch<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Tapcon masonry drill bit for high speed rotary and hammer drilling in concrete， brick and stone</li><li>Flat shank fits Tapcon installation tools</li><li>Specially designed for Tapcon anchors</li><li>High-quality brazing for longer life</li><li>Dimensions: 3/16-Inch by 4-1/2-Inch</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31q%2BNAyID7L.jpg" noproxy>