TOUGHBUILT StackTech 21-in Black Plastic and Metal Lockable Tool Box | TB-B1-B-50

The StackTech Large Tool Box is a large-capacity workhorse. It features an intuitive self-aligning top that allows StackTech boxes and totes to virtually stack themselves. An auto-locking interface ensures boxes seat 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 toolbox