Stone Tools ST-67 3-5/8-Inch Variable Pitch M-42 Bi-Metal Hole Saw
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>Uses M-42 tool steel as it's cutting edge</li>
<li>M-42 tool steel contains 8-Percent cobalt and 5-Percent tungsten for tough wear resistant teeth</li>
<li>Aggressive cutting action, especially for hard materials</li>
<li>Fast, smooth cuts with less vibration</li>
<li>Made in U.S.A.</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/41zMBf9xO1L.jpg'></br>