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Anonymous users2024-01-24Dear, it can't be used. Do not use it, it is easy to cause further damage to the lock cylinder. The correct method is to use graphite lubricant or powder of 2B pencil lead, gently put it in the key slot, slowly feed it into the keyhole, and open it several times to evenly distribute the lubricant.
The service life should be determined according to the material and surface treatment of the lock, and the high-quality lock has up to 50 years. >>>More
Who really repairs the lock cylinder, basically no one repairs it, because it can't be repaired, it's better to change it.
The size of the lock cylinder of the anti-theft door, if you have a strong hands-on ability, you can remove it and measure it, based on the distance between the middle screw hole and the two keyholes, of course, if you are troublesome, you can simply measure it, as shown in the figure below, you only need to measure L1 + L2. >>>More
Not only look at the total length, but also look at the position of the middle screw hole, if the position of the screw hole is consistent, the total length plus or minus a few millimeters can be replaced.
Turn to the left is to lock the door, you can look at the imitation wide shout in the case of the door open to see the working situation of the lock to understand, generally turn left two times to be able to lock all the locks in place, so that when you go out, the anti-theft door can really play the role of anti-theft, remember to lock the door when you go out!!