Master key or master keying is the capability to use one "Master" key to open one or more locks that are not actually keyed the same. Restricted security key blanks of a master key are patent protected disabling other key manufacturers create duplicates of that design.

Master keys are usually utilized by property owners throughout apartment buildings in which there is a master key that can open a door in every apartment, and on the other hand, each tenant also have a key to their own and specific unit. That same key may also open the main door into their building or other common areas. 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.

Our team can procedure you a master key system in accordance to your key holder needs. All you need to do is to dial our number and our accommodating phone staff are more than happy to assist you. We are just a single call away and we are available to answer 24/7.