Commando Lock offers only keyed padlocks, most secure laminated and proven. With a century of experience in protecting what's important, Master Lock has the perfect padlock for you. For these reasons, you should choose a high-quality keyed lock over a combination lock. 1-3/4in (44mm) Wide Laminated Steel Pin Tumbler Padlock with 2-1/2in (64mm) Shackle. Furthermore, keyed locks are better protected against shimming than combination locks. Unless a thief has the key, he or she won't be able to open it. Since they don't contain dials, keyed locks offer a superior level of security when compared to combination locks. What About Keyed Locks? Keyed Padlocks vs. The shim is designed to retract the spring that holds the shackle to the body of the lock. Not to be confused with picking or bumping, shimming involves the use of a special tool, known as a shim, to open a lock. In addition to rudimentary trial-and-error cracking, combination locks are also susceptible to shimming.
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Given enough time, though, a thief can guess the right combination, regardless of how many dials the lock has. And the more dials it has, the harder it is to crack through trial and error. See Key System Capacity for more information. How many padlocks will you need If you require thousands of distinct operating keys, with no repeats, you will want to specify a Master Lock commercial security padlock with a 5-pin or 6-pin cylinder. Of course, some combination locks have more than three dials. See Master Keying section for more information. The biggest problem with combination locks is that they can be cracked through trial and error. A motivated thief can probably find the correct combination in less than an hour. In other words, you can open them either by turning the dials to the correct position or by inserting and turning a key. Some combination locks also support the use of a key. Only after turning all the dials to the correct position will the combination lock open. Dual ball bearings locking for maximum pry resistance. When you turn a dial to the correct number, it disengages the connected locking mechanism. 1KA Laminated Steel Padlocks, Keyed Alike - multiple locks open with the same key - feature a 1-3/4in (44mm) reinforced laminated steel lock body providing extra strength and a 15/16in (24mm) tall, 5/16in (8mm) diameter hardened steel shackle for excellent cut resistance. Each of the dials is connected to an internal locking mechanism, such as a pin. How Combination Locks WorkĪlthough there are different types of combination locks, they all feature dials - typically numbered dials - that are used to open the lock.
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To learn the truth about combination locks and why they pale in comparison to high-quality keyed locks, keep reading. While convenient, however, combination locks don't offer the same level of security as their keyed counterparts. Rather than using a key, you simply turn each of the dials to the correct number. As shown above, they feature a column of numbered dials that you turn to open the lock. Combination locks are undoubtedly convenient.