Master Key Lock
Master keying is the power to utilize one main key to open a number of locks that aren't actually keyed exactly the same. Locks are safer because the restricted key-way decreases the possibility of accidental opening using the incorrect key.
Master keys are usually being used by apartment owners where they can open each door of their rented rooms/flats, then occupants have their keys for their unit being rented. 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 a complex system that involves grand master and sub master keys. If you want to have one key to all different doors, then master key is what you need.
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 just a single call away and we are available to answer 24/7.