Brink s 50mm Commercial Grade Laminated Steel Keyed Padlock is constructed for heavy-duty applications. The padlock features a stainless steel lock body and boron shackle for superior cut resistance. It is equipped with a pin tumbler for optimal pick and pry resistance a steel locking bar mechanism and a long shackle for easier reach and flexibility—a top and bottom form-fitted bumper to safeguard and minimize scratching and marring. As a global leader in security-related products and services the Brink s name is synonymous with top quality merchandise A Trusted Name in Security since 1859 .