Security: The five-dial combination of the world and the master lock is not as comprehensive as the standard combination. Instead, this unique lock uses word combinations to protect your belongings. Versatile. Lock combination high security.Tempered heat treated steel. Long service life, durable, anti-saw, anti-crush, anti-shear, waterproof, anti-corrosion, anti-rust, anti-freeze. Use a wide range of functions. The tag hook design is one additional proof. heat treatmentSimple: If you cant remember number combinations, this is the perfect padlock for you. Because words use words instead of numbers, remembering your combinations has never been easier than food, name or stupidityThousands of combinations: the combination can be reset and the password can be changed at will. Each dial has 5 dials and 10 letters. There are over 100,000 letters to choose from. Safety: cast iron valve body, locking mechanism sturdy and hardened steel locking ring can withstand serious damage anywhere, keeping your property safe.