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Anonymous users2024-01-24You can go to the formalized and branded hardware lock monopoly to see, such as (actually home, Li Wen lock city) to see, I hope mine will help you, I hope !!
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.
1. How much does it cost to replace the lock cylinder of the anti-theft door. >>>More
Xiangfan Security Door Lock Service Department, professional Buyang brand anti-theft door opening, repair, lock replacement, anti-theft door lock stove trillion after-sales service Xiangfan Station. >>>More
No, whether it's a single row, a double row, or a three-dimensional, it's not good, the lock cylinder is opened in seconds.