The Hillman Group 2150 10-24 x 1-1/2-Inch Carriage Bolt with Nut， 20-Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Carriage bolts are designed to fasten a wooden face to either wood or metal.</li><li>Flat， smooth head eliminates the need for a washer</li><li>Square underside of the head is self-locking to eliminate the need for a driving tool</li><li>Includes a nut for added security and stability</li><li>Features a 10-24 Coarse thread type</li></ul></div><img src="http://ecx.images-amazon.com/images/I/311g9LVxw5L.jpg" noproxy>