Hard-to-Find Fastener 014973150037 5/16-Inch x 5-1/2-Inch Hex Lag Screws， 50-Piece<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Diameter: 5/16"</li><li>Length: 5-1/2 inches</li><li>Material: Steel</li><li>Finish: Hot Dip Galvanized</li><li>Head Style: Hex (1/2 Wrench)</li><li>Diameter: 5/16"</li><li>Length: 5-1/2 Inch</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41sL4dpVqAL.jpg" noproxy>