Hillman 5/16 In. x 3-1/2 In. 125-Pack Construction Lag Screws

125-Pack 5/16 In. x 3.5 In. Construction Lag Screws. Perfect For Your Next Outdoor Project, Common Applications Include Decks, Stairs, & Playsets, Impressive & Unique. Topping The List Is The New "Star Drive" Technology Which Virtually Eliminates Cam Out For A Smooth, Effortless Drive Every Time. Chances For Splitting Wood Are Greatly Reduced By The Patented Cross-Cut Threads & The Wood Biting Cut Point, These 2 Features Combine To Prevent Wood Splitting By Grinding Wood & Removing Fibers From The Hole. Use With Treated Lumber.