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It can't be reversed, but can be unlocked.
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It's all been locked, and the outside is no better than the lock.
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People are locked indoors and can't outside!
If you have a key, you can open it, unless the lock is faulty.
Summary. Hello, if it is indoors with a key to lock the security door, after removing the key, the key outside the door can be used to open the security door, but if it is indoors with the key to lock the security door, the key is rotated 90 degrees and do not pull out the key, in this case, even if the key is used outside the door, the security door can not be opened. >>>More
The details are as follows:
First of all, take the key to open the anti-theft door and push it a few times, if the key in the door is horizontal, the key may come out; If you still can't open it, find a professional locksmith to help. >>>More
Just use the key inside the door to lock, and then take the key off, this situation can be opened with a key outside, this design is to prevent thieves from climbing in from the window to steal, since they are in, they must also go out from the window, and can not go out from the door, large things can not be taken away - increase the trouble of thieves. >>>More
You can idle 、、、 without hooking the hook