Substantial sheet steel construction.Operates with 1 key in 1 lock with 1 turn.Guaranteed key difference of 1:6000.Supplied with 2 keys.Anti-jemmy bars all round.Twin hydraulic arms and tool mat for every box.Drop down recessed handles with rubber pads.Covered power cable access point for charging tools in the box.Black powder coated finish.Full width split heavy duty piano hinge to box and lid.