Hard-to-Find Fastener 014973240103 Grade 8 Coarse Hex Flange， 3/4-Inch， 8-Piece<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Diameter: 5/16"</li><li>Length: 3/4 inches</li><li>Material: Steel</li><li>Finish: Yellow Zinc</li><li>Head Style: Hex Washer (1/2 Wrench)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/319kF3QFctL.jpg" noproxy>