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Anonymous users2024-01-24One of the top ten best lock cylinders in China, the lock cylinders are very good. In particular, their technical engineers are from large factories and have strong technical capabilities. But the price... It's hard to tell. Because the service fee is also included.
It's all about the same, the Meilibao propaganda is good, but the quality is not good, there are too many bad, it is difficult to insert the key in about two or three months or difficult to pull out, this is why the manufacturer sends graphite powder, if you don't send it, it is more bad, this is the common problem of the Meilibo lock cylinder, if you want to buy a good lock cylinder with high security, you can consider the Jiabo super C-level lock cylinder, the quality is good, but the price is a bit expensive, but I think it is worth it, because the most important thing about an anti-theft door is the lock cylinder.
C-grade is the worst lock cylinder, and the current security door is recommended to use B-grade or super B-grade lock cylinder (buy genuine brand). >>>More
Your anti-theft door lock should be a quick lock type, not a problem with the lock cylinder, and the house itself has a quick opening function. But after you lock the outside, you twist the key to the end (until you can't twist it), turn around half a circle, and after you pull the key out, the inside can't be opened. This is called external reverse locking. >>>More
Hello, the highest in the synthesis, now there are some doors that can be swiped, and can be locked with C-level, you look for them in the market, it is easy to find.
Class A lock: At present, the Class A anti-theft lock key on the market mainly includes a word key and a cross key. The internal structure of the A-grade lock cylinder is very simple, limited to the variation of the pin, and the marble groove is few and shallow. >>>More