Drill Master 3 Piece Spiral Mortising Router Bit Set</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Precision ground up-cut spiral design</li><li>M2 high speed steel runs cooler， lasts longer</li><li>Includes sizes 1/4" x 3"， 1/2" x 3-1/4" and 3/8" x 3"</li><li>1/4" shank;</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/311lTzCanWL.jpg' noproxy></br>