Grand master key a grand master key is used to access multiple master key systems.
Multiple door locks keyed different with one masterkey.
Fumbling through your key ring on a rainy night can be a nightmare when you have different keys to fit your front door you side door your back door and your garage.
Grand master key this key will give you access to the multiple master keys and the subsequent change keys under those.
Keyed alike and keyed different when two or more locks cylinders can be opened by the same key they re keyed alike in a group of keyed different locks cylinders each lock has a unique combination requiring its own key.
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Master and different master a master key opens every lock in a master keyed suite.
Master key the master key is able to lock and unlock all of the change key locks prioritized below it within a given system.
Defiant keyed locks can be re keyed to fit your existing kw1 keyway.
In the trade a master key may be shortened to mk.
In an office building for example each employee can have their own key which unlocks the door to their office.
At the same time more than one key can open the same lock.
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In some systems this will be the highest ranking key.
Additionally using this unique master control key system will reduce your lock changing time to seconds per door without old fashioned tools to remove the lock.
This is the necessary key to change a simple lock into a master keyed lock.
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A simple but expensive option for making all your doors open with the same key is to pick up the phone and call a locksmith.
This key will open every master system under it and the subsequent change keys under those systems.
Each lock is opened by its own unique key that does not open any other lock in the set.
Keyed alike and keyed different when two or more locks cylinders can be opened by the same key they re keyed alike in a group of keyed different locks cylinders each lock has a unique combination requiring its own key.
Change key also referred to as a sub master key this key will open only one lock.
In short a master key system allows one keys to open multiple different locks.
