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It's the equivalent of a zero-hour key.
Now there are two sets of keys for the security door, the first set of keys is called the decoration key, which is used during the decoration, and the second set is called the formal key, which is used for their own life, once the official key is inserted into the keyhole, the decoration key is useless. The advantage is that you don't have to change the locks.
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It depends on the instructions on your official keychain.
Usually, you have to use one of the official keys to turn a 360-degree circle outside the door, and the decoration key will become invalid after a double insurance.
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If the normal key is opened, the decoration key cannot be used.
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It can't be used, the order of the marbles is broken. Unless....
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If you can't use it, other keys can be opened, and the security door will be scrapped.
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It can't be used, and the official key is generally opened, and the decoration key can't be used.
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No, the official key has changed the cylinder.
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The official key was opened and the decoration could not be used.
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Baby, you will know if you use the decoration key to open the lock.
It can't be used, there is a stop setting inside, and it cannot be reversed once it is activated. It's also for safety.
If you use the official key to open the lock once, the decoration key will be invalid and you will not be able to open the door.
It can't be used.
The marble room in the pit with different depths of the decoration key and the formal key has a special structure and is equipped with a 1mm steel ball between the upper and lower marbles. When using the decoration key, the height of the lower marble in the pachinko room and the height of the small steel ball are just flush with the lock cylinder, so the decoration key can be used to twist the lock cylinder to unlock the lock. >>>More
Try a few more times and then try it with the official key, and finally try it with the decoration key, just a few more times.
If the lock is broken or difficult to open, the only way is to replace the lock cylinder. >>>More