The Master Lock No. 576DLHPF solid body padlock features a 1-3/4 in wide solid brass lock body that is strong, durable and resists corrosion. The 5/16 in Dia shackle is 2 in long and made of hardened steel, offering extra resistance to cutting and sawing. The 5-pin cylinder prevents picking and the dual locking ball bearings provide maximum protection against prying and hammering. The limited lifetime warranty provides peace of mind from a brand you can trust.