Power Pro 5/16 In. x 6 In. Structural Lag Screw is designed for heavy-duty fastening applications where strength and durability are essential. This lag screw provides reliable structural support, making it i for securing wood, metal, and other materials in construction projects. Its robust design ensures a secure hold, reducing the risk of loosening over time. for both professional contractors and DIY enthusiasts, this lag screw delivers consistent performance and long-lasting results. Model Number: