材质：铜
Material: Copper
表面处理：镍拉丝
Surface Processing: SN
功能及特性:
适用于木质门房门等, 带有磁力, 可定位门扇, 防止 门与墙
体发生碰撞, 采用地装或墙装明装安装方式。
Function and characteristics:
Avai lable for wooden door and so on. It is maganetic. It can locate
the doorleaf. It prevents door from hitting wall. The installation onfloor
or on-wall is visible.