Master Lock 1504D Locker Lock Combination Padlock, 1 Pack, Red The Master Lock 1504D Dial combination lock features a 1-7/8in (48mm) wide metal body for durability, with a stainless steel cover. The 9/32in (7mm) diameter shackle is 3/4in (19mm) 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.. Features Indoor padlock is best used as a gym lock and school locker Lock providing protection and security from theft Preset three-digit combination lock for keyless convenience Combo lock is constructed with a metal body, stainless-steel cover, Hardened steel shackle, and anti-shim locking mechanism for strength and security 1-7/8 in. (48 mm) wide lock body; 9/32 in. (7 mm) diameter shackle with 3/4 in. (19 mm) length, 13/16 in. (21 mm) width; Red DIAL Made in the USA USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.