The Hillman Group 370826 Hex Head Sleeve Anchor， 5/16 X 2-1/2-Inch， 35-Pack</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Expansion type anchors used to fasten fixture into a variety of base material</li><li>Pre-drilling required</li><li>Made of Steel/Zinc</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/31o9xlEJ4oL.jpg' noproxy></br>