Is master key single use?

Can you use master key multiple times?

Yes, it can, but its not all that useful, since most locked doors have to be opened from one specific side.

Is the master key reusable?

Master Key Usage Reusable key that can open any door with a simple lock.

How do master keys work for multiple locks?

Master key system is a system that allows two or more keys to open one lock. Master keys will be able to open multiple locks. The greater the difference between the master key and the change key, the more master wafers will be needed. The more master wafers, the more possible keys can open the lock.

Can master key open any lock?

When lock rekeying into a master key system, two keys are created: Change key: This key can open the master lock, but only the master lock. It cannot be used inside any other locks you have. Master key: The master key can open all locks you have in your residential or commercial property.