Wafer Tumbler Lock
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| Wafer Tumbler Lock by Google Images |
The Wafer Tumbler Lock is a type of
lock that uses a set of flat wafers to prevent the lock from opening unless the
correct key is inserted. The wafer Tumbler locks operation is similar to the
pin tumbler lock except for the Wafer lock has only a single piece (wafer)
instead of stacked pins. If any wafer is insufficiently raised or raised too
high, the wafer edge will be in one of the grooves, blocking rotation.
Components of Lock
Wafers
A flat piece of metal placed in the
plug of the lock as the primary locking mechanism. Each wafer may have a
different size or a different protrusion in the center to provide differs. When
wafers are positioned so that they are not protruding from the plug, the plug
and cam can rotate to lock or unlock the lock.
Springs
On the side(s) of wafers a spring is
used to bias wafers out towards the cylinder.
Plug
The plug is the inner piece of the lock
that rotates upon insertion and tension of the correct key. The plug is
connected to the cam to actuate the bolt mechanism when rotated.
Cylinder
The cylinder is the outer piece of the
lock that houses the plug. The cylinder is responsible for blocking rotation of
the plug when wafers protrude from the plug.
Cam
The cam is an extension connected to the back of the plug which
actuates the bolt mechanism to lock or unlock
the lock.
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| Components of Wafer Lock Image by Google Images |
Vulnerabilities
Wafer Tumbler Lock locks
are not vulnerable to key bumping or attacks of a pick gun because they
do not use pin tumblers. Bumping a wafer lock will damage the wafers and may
cause the bump key to get stuck in the lock.
Wafer locks are vulnerable to a variety of attacks:
- Lockpicking
- Impressioning
- Decoding
- Bypass
All information for this post by http://www.lockwiki.com/index.php/Wafer
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ReplyDeleteThanks for providing information about shout wafer tumbler locks. Can you also post info about tubular locks?
ReplyDeleteI heard that Tubular locks offer superior protection to pin-tumbler locks and wafer-tumbler locks.
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There are certainly different types of locks that individuals should be familiar of. Reading such information will allow us to be safety-conscious when it comes to our homes and valuables. Nevertheless, thanks for posting an article about wafer tumbler locks.
ReplyDeleteThe wafer Tumbler locks operation is similar to the pin tumbler lock except for the Wafer lock has only a single piece (wafer) instead of stacked pins locksmith in brownsburg indiana
ReplyDeleteA lock won’t work as it should if improperly installed. Thanks for sharing what and how wafer tumbler locks work. Even though wafer tumbler locks are generally regarded as low security devices (as they can easily be raked similar to the method used in pin tumbler locks), these locks are best used for filing cabinets and drawers.
ReplyDeleteI am having extreme difficulty in finding a source for additional (different sizes) wafers. My new key must require a different combination than the original. Are each unique or can you interchange different manufacturers wafers? In my specific case I'm trying to rekey the door and trunk locks on a 2005 Kia Spectra.
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