Big Horn 19081 Router Bit Centering Gauge</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Use to precisely place your cuts and dadoes</li><li>Pin-point precision</li><li>Fits both 1/4-Inch and 1/2-Inch router collets</li><li>Use with router to check for run out or wobble</li><li>3-Inches long</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/41TkQQcWEhL.jpg' noproxy></br>