The master lock laminated steel body padlock with a rust oleum rustproof finish that guarantees the body free from rust the padlock also has a weather tough chrome plated hardened steel shackle and dual locking levers all master lock padlocks are supplied with 2 keys and a lifetime warranty against mechanical failure suggested uses sheds residential gates or garages specification size 40mm steel body with rust oleum rust proof finish shackle height 29mm shackle diameter 7mm hardened steel shac