The Hillman Group 44089 M12-1.75 Metric Flange Nut, 12-Pack
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>Flange lock nuts are one piece, all-metal prevailing torque hex flange nuts</li>
<li>The protruding circular flange increases the nut's bearing surface allowing them to be used with irregular and oversized holes</li>
<li>Zinc Plated</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/41mi%2BNxGvDL.jpg'></br>