Hex lag screw fasteners, also called lag bolts, are typically used in wood construction. When you need to fasten wood-to-wood, metal-to-wood, attach objects to wood, or affix items to concrete and masonry, the lag bolt is an ideal choice to combine materials. Browse our wide selection of lag screws in various sizes and materials, and order online or request a quote for your next project. For more information and questions contact our knowledgeable sales staff. Shop Online Below!