StackTech™ XL tool box offers ample space and sturdy construction to accommodate a wide range of tools and equipment. It features an intuitive self-aligning top that allows StackTech™ tool boxes and organizers to virtually stack themselves. An auto-locking interface ensures boxes sit securely, lock into place for transport and easily unlock with the slide of a switch. A prominent lock indicator lets you know your stack is safe to move without second guessing. Accessing tools is simple and intuitive with a one-handed center latch, standard to every size tool box and organizer. Inside, you'll find an internal tray to help pros stay organized and partition their space. Full customization is at pros fingertips with tool-free, quick-release steel accessory rails. StackTech™ XL tool box is built for high-impact durability with armored corners, a steel-reinforced lid and IP65 dust and water protection to ensure it can handle the toughest conditions. Dual locking points secure tools on and off the jobsite. The StackTech™ XL tool box is engineered for pros to build a system unlike any other and customize it to the needs of every trade.