Master Lock 630D, 1-3/16 Inch 630D Set Your Own Combination Padlock features a 1-3/16 wide solid metal body for durability The 3/16in (5mm) diameter shackle is 1in (25mm) long and made of nickel plated steel The 3 dial combination security offers keyless convenience 1-3/16in (30mm) Wide durable solid metal body Nickel plated steel shackle for cut resistance