Kempston 206006 Dovetail Bit， 1/4-Inch Shank， 1/4-Inch Cutting Diameter by 5/16-Inch Cutting Length by 7.5D<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Prefessional Grade</li><li>C3 or C4 Premium Carbide</li><li>Non-Stick Coating</li><li>Anti-Kickback Design</li><li>C.N.C. Precision Ground</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31mX3nsHxoL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51gTnbxzqXL.jpg" noproxy>