主要特点  The Main Features

●钻头转速能变频调速 Drilling speed is adjusted by frequency converter

●前后钻孔，镭射定位 Front and back drill holes, laser position

●电动升降玻璃 Electrically control glass up and down

●操作简单，占地小 Simple operation, small floor space.

主要技术参数  The Main Technical Parameters