The Hillman Group 230131 Hex Lag Screw, 1/2-Inch X 4-Inch, Zinc, 25-Pack
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>The length of a lag screw is measured from the under head bearing surface to the tip of the screw</li>
<li>Hex head is easily driven with simple wrenches and requires minimal clearance above the fastener</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/31DKyWmL0oL.jpg'></br>