The Master Lock no. 1535DWD set your own word combination padlock features a 1-1/2 inch (38mm) wide metal body for strength and durability. The 1/4 inch (6mm) diameter shackle is 15/16 inch (23mm) long and made of hardened steel, offering extra resistance to cutting and sawing. The dial grip points provide accurate dialing and keyless convenience. The limited lifetime warranty provides peace of mind from a brand you can trust.