Proslat’s 30-inch Mobile Commercial Series tool chest is built to outperform the competition. The tool chest has 10 drawers and a lockable top lid. The bottom drawer is extra deep for power tools or air tools. With its double wall construction, heavy duty steel thickness, over-sized black casters, protective aluminum trim and Safe-lock ball bearing drawer slides, this tool chest is built to last. The Safe-lock smooth operating drawer slides are designed to stay closed even when the tool chest is unlocked and in motion. Drawers can support up to 400 lb and are guaranteed for life. The lid features gas struts for improved safety when opening and closing.