Master Key Lock
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. A master key system uses security key blanks that are precisely designed keys which could only be duplicated only from a locksmith who created the system.
Master keys are often used by apartment proprietors where by they are able to obtain access to each doorway of these rented rooms/flats, and at the same time, each occupant also possess a key to their own unit. This particular key may also be used to open the building's main entrance door together with additional common areas within the apartment. However this key is not going to work on the lock of a different unit.
Master key system is a complex system that involves grand master and sub master keys. Need one key for different rooms? Master keys set up is your way to go.
Depending on your key holder, we are sure to make the proper master key systems. When in an urgent locksmith emergency trouble, make sure to call our locksmiths at our emergency hotline number. Our customer support is available 247.