General description The 40mm Laminated Steel Outdoor Padlock is designed for very high security, making it ideal for a variety of applications both indoors and outdoors. This set includes two waterproof padlocks featuring a long steel shackle, perfect for securing gym lockers, garden sheds, garages, fences, and more. Technical specifications Size: 40mm Material: Laminated steel Locking mechanism: Four pin cylinder Number of locking plates: 22 layers of galvanized locking plates Rivets: Fixed by 8 rivets Usage Suitable for securing cabinets, yard doors, garages, tool boxes, and gymnasiums. Can be used in both indoor and outdoor environments. Other information The lock features a safety lock cylinder with a positive and negative groove structure. Designed to withstand impacts, falls, and collisions, effectively resisting violent destruction. The bottom is wrapped with wear-resistant plastic to prevent scratches and enhance durability.