Heavy Duty Construction, withstands high (over 250 Deg.C) and low ambient temperatures, UV resistant and stands upto drops. Key system is moulded on padlock body and laser engraved on key. Visible key system allows user to initiate immediate action for lost or misplaced keys. Key number permanently laser engraved on padlock body and key permits quick traceability of Key to Padlock. Colour coded key jackets reduces downtime identifying keys to different colour padlocks. Comes with long shackle. Key Different (2 Unique Keys per Lock) and complete group is Master Keyed. Items Included: 1x Lock, 2x Keys.