The anti theft door is better than C level lock cylinder or B level

1. What is a Class B anti-theft lock?

Understand that it is not so easy for B-class locks. In other words, the more complex the cylinder, the longer it will take to unlock. Most of the home security doors on the market are Class B locks. >>>More

I am a lock company, Jiawei, Golden Point Atom Yuema and so on, all say that Jiawei quality is good, I have encountered no problem with the serious brand of the lock cylinder, so as long as the serious brand, there is no problem.

Guangdong Yuema, cylindrical lock flowers, mother and son beads, polygonal blades, multi-track, Yanmen anti-theft door selection.

Hello, the current lock cylinder level on the market is divided into three levels, its security level according to the unlocking time from low to high in order to arrange for a level - B - super B level, from the key to initially distinguish which level the lock cylinder is, a level of lock cylinder key each side of only a row of tooth grooves, B level two sides of two rows of tooth grooves, super B level of tooth grooves with A level and B level has a qualitative improvement, super B level lock cylinder in addition to the bullet blade, this is a new anti-theft technology. The key tooth grooves are usually one or more serpentine grooves. >>>More

The price of the super B-level lock cylinder of the anti-theft door is generally between 100 and 500 yuan, and the price of a lock cylinder of about 300 yuan is buy. >>>More