What level of door lock is used for Buyang anti theft door

If two other things are equal, both bare-handed people want to fight, then it must be a tie, if two people each choose the same weapon, then is it easier for the one with the gun to win the one with the stick? >>>More

1. A-level anti-theft door lock cylinder A-level anti-theft door lock cylinder is still relatively ordinary anti-theft, mainly a word key and a cross key, the internal structure is also relatively simple, and the change is only in the change of the marble, and the marble groove is few and shallow. This type of door cylinder has an extremely high rate of mutual opening. The marble structure is a single row of marbles or cross locks. >>>More

First of all, the national standard for anti-theft lock cylinders is Class A and Class B, and Super Class B is a level set by the lock cylinder enterprise, also known as enterprise level. The level of the anti-theft door is A, B, C, mainly according to the material and thickness of the door. >>>More

The lock cylinder of the anti-theft door is determined according to the quality standards of the anti-theft door, if you want to buy the anti-theft door is a grade, its lock cylinder is generally above B level, the lock cylinder of the anti-theft door is currently divided into three types, namely A-level, B-level, super B-level (super B-level lock cylinder is also called C-level lock cylinder). Class A is a relatively ordinary lock cylinder with average anti-theft ability. Class B is better, and the anti-theft ability is better than Class A. >>>More

The purchase price of this lock cylinder is 30 yuan, which is also OEM and processed by Ou Ou Lun.