Product Description The Master Lock No. 930DLHPF Solid Body Padlock features a 2-1/2in (64mm) wide solid steel lock body that is strong, durable and resists corrosion. The 7/16in (11mm) diameter shackle is 2in (51mm) 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.. From the Manufacturer Master Lock 930DLHPF 2-1/2" (64mm) Solid Steel Lock with 2" Shackle