Keyless SecurityThis 3-digit combination cam lock is easy to install, can upgrade any standard cam lock, and has the ability to be programmed in a non-resettable mode. Specification The cam lock has a cylinder length of 2.8cm and is designed to fit a material thickness of 2.2cm, the 3 dials give the user up to 1000 possible combinations. The default password combination is 0-0-0 and it is resettable. Durable: These cabinet locks are made of sturdy zinc alloy, they wont rust or wear out over time. time. NotesThere is a hole behind the lock, use a small stick to press the hole and choose your new password at the same time, remember this password, finally release the stick and your password is changed. Versatile: use this combination lock as a lock for cabinets, drawers, mailboxes, cupboards, desks, etc. Number of pieces delivered: 2 Colour: silver white