The Milwaukee Packout multi-depth 4-drawer tool box has a 50 lbs. weight capacity and a locking security bar that allows to padlock the drawers closed, keeping them securely shut during transport. As part of the Milwaukee Packout Modular Storage, the 4-drawer tool box allows to customize storage system for easy organization of tools and accessories. This portable tool box with drawers is constructed with impact-resistant polymers, all-metal ball-bearing slides, and metal-reinforced corners for ultimate jobsite durability. The Multi-Depth 4-Drawer Tool Box also allows to customize drawer layout with Quick-Adjust Dividers - includes 4 sets of dividers.