Job Site Security Box (No Shelf)Little Giant Job Site Security Box without Shelf Heavy duty security locker with 10" solid rubber tires permit easy rolling over rough surfaces such as construction sites or other less than perfect floors. Fully welded 1 1 2" angle frame and 13 gauge expanded metal secures your tools and supplies while providing good visibility. The doors open a full 270 to allow complete access. Available with fixed height or adjustable height shelves. Padlockable