The Master Lock Black Finish Combination Padlocks are a tough and dependable security solution. With a modern design and a contemporary brushed metal finish, they are an appealing solution for day-to-day reliability. Each padlock has a solid aluminium body, steel shackle and dual locking levers. They have a 4-digit resettable combination (with 10,000 possible combinations), with no reset key required. All Master Lock padlocks are supplied with a Lifetime Warranty against mechanical failure. Suggested uses: lockers, toolboxes, storage boxes and cellars.The Master Lock 7640EURDBLKLH has the following specifications:40mm aluminium with black finish padlock - 51mm chrome plated steel long shackle, 6mm diameter - 4-digit resettable combination (10,000 possible combinations)Additional Information:Padlock Type: AluminiumBody Width (mm): 40Shackle Diameter (mm): 6Shackle Height (mm): 51Shackle Width (mm): 22