Product Description The Master Lock 3008D Laminated Padlock with Key featurse a 1-9/16 in. (40 mm) wide laminated steel body for maximum strength and reliability. The 9/32 in. (7 mm) diameter shackle is 3/4 in. (19 mm) long and made of hardened steel, offering extra resistance to cutting and sawing. The 4-pin cylinder prevents picking and the dual ball bearing locking mechanism provides maximum pick and pry resistance. The limited lifetime warranty provides peace of mind from a brand you know and can trust. From the Manufacturer Master Lock 3008D 4-Pack of 1-9/16-Inch wide padlocks - keyed alike