A piece of iron in the middle of a long hole, lock the door when the other side of the semi-circular iron ring. Lock from the iron ring to wear that kind. That the semi-circular iron ring and the other side of the supporting iron called Han?
Lock is generally installed in the doors and windows for locking doors and windows of the button-type firmware, generally by the active part and fixed part of the structure through the fixed part of the combination and separation of doors and windows to achieve the closure and opening, a new generation of satisfied Easy installation, easy to use, safe, strong, anti-vibration, fastening, can be turned off to open the use of numerous times.
Called a lock nose, or a lock. The buckle is a buckle that is used to fasten the two items.
Is called the lock nose general small grocery stores have to sell
