Product Description The Master Lock Laminated Padlock features a 40mm wide laminated steel body for maximum strength and reliability. The 7mm diameter shackle is 19mm long and made of hardened steel, offering extra resistance to cutting and sawing. The 4-pin cylinder prevents picking and the dual ball bearings locking for maximum resistance against prying and hammering. The Limited Lifetime Warranty provides peace of mind from a brand you can trust. Padlock application: For indoor and outdoor use; Lock is best used for sheds, garages, fences and more. Durable design: Small padlock includes laminated steel construction and a hardened steel shackle for strength and security. Maximum security: 4-pin cylinder and dual locking lever mechanism provides pick and pry resistance. Specifications: Lock features a 40mm wide lock body with a 7mm diameter shackle that is 19mm long.