Is the Wang Li security door a class A lock or a class B lock?

The root model is equipped with Baodean crescent lock, and the small handsome Manshen super B-level lock cylinder is mainly You can pay attention to the purchase when you buy the door. >>>More

The lock cylinder of Wang Li anti-theft door is also divided into many kinds, if it is the kind of mini small lock cylinder, it is B-level, and the performance is also very good, but most of them are not this kind of lock cylinder, especially in the project (buy a house with the anti-theft door lock) basically rarely use this super B-level anti-theft lock cylinder. If you really can't see it, you can send a picture and I'll help you judge.

Mainly look at the lock cylinder, the thickness of the door does not matter, now there is no door to pry, are all unlocked. >>>More

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

The super C-level is definitely better, the structure inside is different, and the anti-technology is also anti-drilling.