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Anonymous users2024-01-24Now there are several levels of anti-theft locks, and most household or public locks are Class A locks. The so-called A-level lock, its key is flat, only single-sided single-row bullet slot, and now some common cross locks are also attributed to A-class locks.
Now it is safer to be a B-level lock, which is a single-row with a curve, and the difference with the A-level lock is that there is a row of curved and irregular lines on the key surface. In addition, there is also a super B-level lock, which is a double row plus curve, which is the safest.
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Anonymous users2024-01-23Xinduo anti-theft door service after-sales is very poor, poor quality, uneven paint, and dents on the door.
For home use, it is best to change to a C-level lock cylinder, which is relatively safer.
Class A lock cylinder, with technology to open within 1 minute. >>>More
The lock needs to be lubricated and maintained frequently, otherwise it will be difficult to open, rust, or even screw the key, or the internal lock block will be stuck and cannot be opened. >>>More
It's very simple to deal with, use a special lock lubricating oil to drop a few drops to remove rust and smooth. >>>More
We all know whether the anti-theft door has played an anti-theft role, mainly depends on the quality of your lock, the lock is a very important accessory in the anti-theft door, you must choose the kind of lock with higher security. >>>More