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. A Master Key System includes a hierarchy of keys along with a variety of cylinders or locks that let different or individual key holder gain access to any given parts of a building or buildings.
Master keys are often used by apartment proprietors where by they are able to obtain access to each doorway of these rented rooms/flats, where renters also have their keys for their particular apartment. Tenants's key may also be used to access the main door of the building along with other areas accessible to renters. However this key is not going to work on the lock of a different unit.
Master key systems also involve grand master and sub master keys. Masker key system is all you need when you want to possess only one key to access all doors in your home or commercial building.
Depending on your key holder, we are sure to make the proper master key systems. All you need to id is just dial our number. We are round the clock available to provide answers to all emergency calls regarding a locksmith service.