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Anonymous users2024-01-23It seems to be anti-hotlinking, the kind used in hotels? In the decorative materials market hardware store to buy, self-tapping screws are more convenient to fix, one side is installed on the door frame, one side is installed on the door. In the past, there was a kind of lock with a chain, and the single key was not burglar-proof.
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Anonymous users2024-01-22Which is called a latch, I used to see more and now I see less.
The composite security door is a combination of a physical door and a fence security door, which has the characteristics of anti-theft, anti-fly and mosquito prevention in summer, ventilation and cool in winter, and warm and sound insulation in winter.
It is recommended not to buy it, that one is more likely to be stolen.
There are three types of lock cylinders for anti-theft door locks, and the super B-level lock cylinder is the safest. >>>More
The security door is locked on the outside, and the inside can be opened with a key, if it can't be opened, it means that the security door is broken. There are several reasons for this: >>>More
Use a flathead screwdriver to knock the rivet down, and the shell is taken down, and inside is the lock cylinder two screws twisted off. You can change it. After changing, just use the rivet gun to pinch it according to the original eye