產品介紹：
此機的功能可將蝶形上止打在金屬拉鏈上的功能機器優勢：
1. 機器操作簡單,調試方便,並且安裝兩組安全感應裝置確保操作時不會傷到手指。
2. 可打單個蝶形上止或是X型雙蝶形上止。
Product introduction:The function of this machine is to attach the butterfly top stop on the metal zipper.Machine advantages:
1.The machine is simple to operate and adjust, and two sets of safety sensing devices are installed to ensure that fingers will not be hurt during operation.
2. It can attach a single butterfly top stop or an X-shaped double butterfly top stops.