Master Lock 312TRI Laminated Padlock 3 Pack Features : Ideal for all outdoor applicationsBlue weather resistant thermoplastic shell1-9/16" wide laminated steel body for superior strengthHardened steel shackle for extra cut resistanceDual locking levers provide extra pry resistance4-pin cylinder helps prevent pickingKeyed alike - same key opens all three locksBlue thermoplastic shell and steel3 packCardedThe Master Lock No. 312TRI Laminated Padlock features a 1-9/16" wide laminated steel body for maximum strength and reliability. The 9/32" diameter shackle is 1-1/16" long and made of hardened steel, offering extra resistance to cutting and sawing. A blue weather resistant thermoplastic shell is designed to add protection against moisture, dirt and grime. The 4-pin cylinder prevents picking and the dual locking levers provide resistance against prying and hammering.