The normal use of hardware door locks in daily life is very important, so pay attention to maintenance, the following gives you some ways to maintain the hardware door locks:

1. When the door lock switch is not smooth, spray some oil on the inclined tongue.

2. When the key is not easy to insert or withdraw, spray some light lubricant.

3. Avoid the rain of the lock cylinder, so that the spring will not rust and failure is not flexible.

4. When we open or close a door, we often turn it to the lock body. It will be less flexible over time. Therefore, we need to ensure that the rotary part of the lock body has lubricant, so that the friction of the lock body itself can be reduced, thereby increasing the lock. Its own service life.