The padlock is made of solid hardened steel alloy and chrome plated on the outside. With hard hook and loop, smooth surface, thick lock body, wear-resistant and provides safe protection for your valuables. The long shackle padlock is sturdy and durable lightweight, waterproof, ideal for indoor and outdoor use, provides long-term protection Key padlock. It is suitable for storage cabinets, gates, garages, containers, roller doors, machinery or door locks to protect bicycles, garden tools, motorcycles or other items against theft and destruction Security padlock has a security and anti-theft lock core, which should be aligned with the lock core when unlocking. Each padlock has a different key, so don't worry about others buying the same lock