Brinks Commercial Solid Steel Padlock features a 63.5mm body and a thick chrome plated, Boron steel shackle for maximum security. The padlock is designed with a six-pin brass American keyway cylinder and dual steel ball bearing locking mechanism to reduce picking and prying. Brinks Commercial Steel Padlock is ideal for storage containers, commercial and industrial high security, high duty applications. 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 .