Master Key Lock

A master keyed lock is actually a lock that's built to be opened up by specific keys, but could also be opened using a master key. Restricted security key blanks of a master key are patent protected disabling other key manufacturers create duplicates of that design.

Apartment owners uses master keys to open each door of their rented apartments, and at the same time, each occupant also possess a key to their own unit. This key can also be used to open the building's main entry door including other common areas in the apartment. However, it cannot be used to open another apartment unlike master keys.

Master key system is also a complex system as it may involve multiple master, grand master, and sub master keys. You need a master key if you do not want to keep a lot of keys for a lot of doors.

Dependent upon your key holder, we're going to come up with the proper master key systems. All you need to do is to dial our number and our accommodating phone staff are more than happy to assist you. We are available 247 to answer you calls.