The Hillman Group 47876 5/16-Inch x 3-1/2-Inch Star Drive Construction Lag Screw， 125-Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>No pre-drilling</li><li>Star drive helps eliminate campout</li><li>Ideal for decks， stairs， play sets and many other outdoor projects</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41PmcRYXIbL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31hUK0Hu6pL.jpg" noproxy>