The latch is an anti-theft component latch that prevents the door and window from being opened from the outside; it is an anti-theft component that prevents the door and window from being opened from the outside. Modern door and window latches are generally metal, while ancient door and window latches are made of wood. The latch is generally divided into two parts, one with a movable rod and the other with a pin hole, also called the pin "nose". The pin is a simple part that prevents the door from opening. It is usually metal and is divided into two parts. The part of the pin has a movable rod and the part is a "nose". Usually the part with the rod is fixed on the door, the nose is fixed on the door frame, and the position is corresponding. It is much simpler than the structure of the lock, but the effect is equivalent, only the lock is outside the door, and the bolt is in the door. When using, insert the rod into the nose. Http://news.chinawj.com.cn Editor: (Hardware Business Network Information Center) http://news.chinawj.com.cn
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