2-in-1 Versatility: The upper tool box can be detached, allowing you to use the tool chest as a worktable for various tasks. Additionally, the top chest fits inside the lower cabinet for more convenient storage and transport. Smooth Mobility: Equipped with four swivel casters—two of which have brakes—this mobile chest is simple to relocate around your workspace and can be locked into position for safety. The handy handle makes pushing and steering effortless. Large Storage Space: This rolling tool chest features a top tray, lower cabinet, 4 hooks and 6 drawers that create ample storage space for different tools, making your garage, workshop or repair shop tidy and clean. Reinforced Construction: This detachable toolbox is constructed of heavy-duty and rustproof cold-rolled steel that not only comes with strong loading capacity, but also ensures a longer service time. Moreover, the protective liner protects your tools from scratching. Automatic Lock System: The 6 drawers will automatically lock when the top lid and drawers are closed, and unlock when the top lid is opened for ease of use, preventing accidental tool drops and increasing security. Plus, the 2 keys provided bring additional convenience.