Lion Locks 5PLS Keyed-Alike Padlock, 1-9/16-inch Wide 2-inch Shackle, 12-Pack Hardened steel shackle for extra cut resistance 4-Pin cylinder helps prevent picking this padlock Dual locking levers provide extra pry resistance Thousands of key changes maximize key integrity and security Proprietary rustproofing for longer life, 12 pc keyed alike