Master keyed mk in a master keyed system a master key opens all the locks in the system although each door lock also has its own unique key.
Master key for all door locks.
The change key s corresponding lock can also be opened by the master key.
Master key system is a system that allows two or more keys to open one lock.
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Master key systems often use pin tumbler locks.
If the customer is adding on to an existing mk system please specify the master key code.
Master key the master key is able to lock and unlock all of the change key locks prioritized below it within a given system.
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This permits organizing master key systems along departmental or other functional lines to allow supervisory or emergency access.
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Most apartment complexes and hotels operate on a master key or card system.
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The headmaster would have a key to all 200 locks and the caretaker would have a key to 199 locks to exclude the headmasters office.
You might then have the science building with 40 locks.
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Change key also referred to as a sub master key this key will open only one lock.
You can open each lock with its own key or card and the master key or card.
Since most homes have multiple doors with multiple locks re keying can get expensive.
Re keying kits are available for most lock brands but they re not interchangeable.
The head of the science department would have a key to every door in the building and each of the teachers would only have a key to unlock their own classroom.
Pin tumbler master locks use a master wafer pin in between the key pin and the driver pin.
Mk in the product number designates that the products will be master keyed.
Using a master key decreases the number of keys on your key ring.
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Locksmiths typically charge a fee to re key an individual lock even when you bring it to their shop.
You can re key a lock like a pro at a fraction of the cost.
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This incredible master key system is built on kwikset s signature series formerly known as ultramax.