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An arrow lock is a lock with standard dimensions used by the United States Postal Service for mail carriers to access collection boxes, outdoor parcel lockers, cluster box units, and apartment mailbox panels. Arrow locks are unlocked through the use of a corresponding arrow key. Arrow locks are also referred to as "Master Access Locks" [1]
Two warded lock keys and a homemade skeleton key. A skeleton key (also known as a passkey [1]) is a type of master key in which the serrated edge has been removed in such a way that it can open numerous locks, [2] most commonly the warded lock. The term derives from the fact that the key has been reduced to its essential parts. [2]
Master Lock is an American company that develops padlocks, combination locks, safes, and related security products. Now a subsidiary of Fortune Brands Innovations , Master Lock Company LLC was formed in 1921 by locksmith -inventor Harry E. Soref and is headquartered in Oak Creek, Wisconsin .
The bitting code is used in conjunction with a key's Depth and Spacing Number to completely determine all relevant information regarding the key's geometry. [1] Each number in the bitting code corresponds to a cut on the key blade. For example, a bitting code of 11111 with Depth and Spacing Number 46 specifies a Kwikset key with five shallow cuts.
Download as PDF; Printable version; In other projects ... Pages in category "Lock keys" ... out of 5 total. This list may not reflect recent changes. Lock key; C ...
A bit key with its main parts labelled. Bitting is the depth of key cuts on a cylinder key for a pin tumbler lock, often expressed as a number. Bitting also refers to the combination of key cuts on a bit key for a warded lock or lever tumbler lock. The exact geometry of modern keys is usually described by a code system. [1]
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Download as PDF; Printable version; ... Help. Pages in category "Lock manufacturers" The following 24 pages are in this category, out of 24 total. ... Master Lock ...