The Master Lock Number 1500D Standard Dial Combination Padlock features a 1-7/8 in (48 mm) wide metal body for durability, with a stainless steel cover. The 9/32 in (7 mm) diameter shackle is 3/4 in (19 mm) long and made of hardened steel, offering extra resistance to cutting and sawing. The 3-digit combination offers keyless convenience. The locking mechanism features anti-shim technology, offering maximum security. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.