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Anonymous users2024-01-24Yes, when the main (B) key is inserted and locked, the construction key will end its life.
The master key is not used, and the construction key can be used for a long time.
Generally, it depends on the material and surface treatment, which can be up to 50 years. >>>More
The owner uses the official key.
The bai key turns a du 360 degree circle outside the door, that is, after the zhi double insurance once, the decoration key dao key will be invalid. >>>More
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
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The AB key of the anti-theft door can still be opened after the B key is used, which is not normal. >>>More
It's useless, it's used for decoration, and it becomes a new lock tooth after turning it with yellow, and it can be thrown away.