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They are called combination locks because that is the general, conventional term used. Trying to call them permutation locks is mixing different areas of usage together and that is not valid.
Locks are used for locking up a special item or at least very valuable item. For example a person who goes to school may use a backpack lock to protect their important things like textbooks, notebooks e.t.c Types of locks are: Combination Lock, Passage Lock, Backpack Lock etc
Graphite works well in lubricating key operated locks such as, pad locks, door locks and ignition locks.
All the TSA locks have a key that is used only by the TSA to open the lock.
Combination cable locks are excellent to use for securing bicycles. They can also be used for keeping luggage together. Laptop bags can also be secured this way.
Personal locks are used to lock up and secure personal property. They are often used for lockers at work or at the gym. Personal locks are also used to lock up travel luggage. There are different types of personal locks. Some of them are combination locks, and some use a key. Personal locks have different levels of security, as a small, cheap lock and be easily defeated by lock picking or brute force. Large and strong padlocks provide more protection, because they can endure a great deal of force and require tremendous effort to break open without a key. High quality personal locks can be obtained from specialized locksmiths. Personal locks are also available from Amazon.com and they usually cost less than twenty dollars.
It depends on the make of the lock. Many time you need to know the combination. Sesame locks require a pin that goes in the shackle hole when the shackle is 180 degrees from open. Master combination locks with a scroll combination require a reset key that can only be used when the current combination is known in order to change. Other padlocks require the lock to be open and the shackle turned 180 degrees and pushed down while setting the combination.
No, they are only used on canals
Brass and steel are the metals of choice for making key locks.
A combination code is a single code that is used to classify two diagnoses (or procedures), a diagnosis with an associated secondary process (manifestation), or a diagnosis with an associated complication.
One can purchase refrigerator locks from a variety of stores. Stores such as Walmart, Amazon, Sears, and Home Depot sell refrigerator locks. The locks are usually used as safety for children.
Cable locks are used for bicycles. They are the proper and the most effective way to keep your bicycle safe. Cable locks can be bought at your local bicycle store.