Made of heavy duty steel and powder coated for extra rust resistanceThis portable box includes a lockable clasp and a slot to allow keys to be inserted when box is lockedAccommodates up to 12 padlocks on the lid and can also be used as a lock storage box for up to 40 padlocksUse one lock on each energy control point and place the keys in the lockout box; each worker then places his own lock on the box to prevent accessEach employee retains exclusive control, as required by OSHA, by placing his own lock on the lockout box containing the keys to the job locksAs long as any one workers lock remains on the lockout box, the keys to the job locks contained inside cannot be accessed