The American Lock No. A5202KA Solid Steel Padlock, Keyed Alike – multiple locks open with the same key – features a 1-3/4in (44mm) wide hardened, chrome plated solid steel body to resist cutting, sawing and corrosion and a 3in (75mm) tall, 5/16in (8mm) diameter hardened boron alloy shackle for superior cut resistance. Easy to service with a 5-pin APTC12 rekeyable cylinder, this padlock is ideal for securing gates, sheds, truck/van doors and industrial machinery.