The Hillman Group 180150 Nylon Insert Lock Nut, 5/16-Inch by 18-Inch, 100-Pack
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>Nylon provides better capability of providing renewed locking action after removal and re-installation</li>
<li>Use for fastening to a bolt when mechanically joining materials</li>
<li>For general applications</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/41MrSPSpGOL.jpg'></br>