The Aluminum Tool Box 18 By 24 By 36 Diamond Plated Left Hand Door is a practical and reliable storage solution. Made with diamond plate left-door locking, it ensures the security of your tools. This tool box is available in smooth aluminum or diamond plated aluminum, offering versatility to suit your preferences. The door assembly comes with a lock and hinge, providing convenience and ease of use. With continual-seam weldments, this tool box virtually eliminates moisture trapping, cracking, and fatigue. It fits most 18 inch x 18 inch x 36 inch underbody box makes and models, making it a versatile choice for various applications.