1Rust Proof: The truck tool box clamp is made from aluminum material that is resistant to rust. This ensures long lasting durability and performance, even in harsh weather conditions. 2Enhanced Durability: The clamp set includes zinc plated hardware, providing added durability and protection against wear and tear. This ensures that the clamp stays securely in place. 3No Drilling Required: With the truck tool box clamp, there is no need to drill holes in your truck when mounting tool boxes. This saves time and effort while preserving the integrity of your truck's structure. 4Wide Load Distribution: The a large top washer spreads the load over a wide area. This prevents any damage to the truck box, ensuring a secure and stable mounting solution. 5Versatile Application: The Truck Tool Box Clamp is suitable for various truck models. It provides a reliable and convenient solution for securely mounting your truck tool boxes.