The Master Lock No. 930DPF solid body padlock features a 2-1/2 inch (64 mm) wide solid steel lock body that is strong durable and resists corrosion. The 7/16 inch (11 mm) diameter shackle is 1-1/8 inch (29 mm) long and made of hardened boron alloy offering maximum resistance to cutting and sawing. The 5-pin cylinder prevents picking and can be removed to rekey the lock. The limited lifetime warranty provides peace of mind from a brand you can trust.