lock for switch box/electric enclosure/fire hydrant box, ect. 1. material: zinc alloy; 2. finish all of the crafts in factory; 1 ... handle and button; zinc-plating steel cam and pressure-panel;2. components: a default key, pressure-panel, 4pcs screws, ... usage: distribution box, network cabinet, switch box, junction box, fire hydrant box, outdoor cabinet, telecom, vending machine, panel box.4. ...