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. Locks are safer because the restricted key-way decreases the possibility of accidental opening using the incorrect key.

Master keys are often used by apartment proprietors where by they are able to obtain access to each doorway of these rented rooms/flats, wherein each tenant also have their own keys for their specific unit. Tenants's key may also be used to access the main door of the building along with other areas accessible to renters. But it cannot open other units unlike master keys.

Master key system is a complex system that involves grand master and sub master keys. Master key is all you need if you must have an access to multiple doors without the hassle of asking each key holder to unlock the door for you.

Dependent upon your key holder, we're going to come up with the proper master key systems. Dial our number today. We are available 247 to answer you calls.