What is your knowledge of the door lock form of Cheapest swing door manufacturers? Let's take a look at it briefly!
1. Single-point door lock
The characteristics of single-point door locks are: the handle drives the diagonal tongue, and the key drives the square tongue; in normal conditions, only the diagonal tongue plays a locking role. Turn the key to extend the square tongue, which plays a role of security and anti-theft. The advantage of the single-point door lock is simple structure and convenient to use; the disadvantage is also obvious, because it is a single-point lock, the sealing performance is not good, and at the same time, the door leaf cannot be prevented from being deformed.

2. Door lock with lock hook
Locking hook door locker is based on the multi-locking point door locker, one or more of the lock points are made into the form of a lock hook, so that on the basis of multi-point locking, it is too much stronger Improved anti-theft performance.
In summary, it is a brief introduction to the knowledge about the door lock form of Cheapest swing door manufacturers.