技术亮点Technical highlights：

1、钻孔采用伺服进刀，攻牙走差补，精度高。

Servo feed is used for drilling, and tapping is compensated for walking, with high precision.

2、工人操作少，效率高，一个人工可看多台设备。

Fewer workers operate, high efficiency, one worker can see multiple devices.

3、主轴箱、套筒经过研磨加工，使用寿命长，精度高。

The spindle box and sleeve are ground and processed, with long service life and high precision.

4、导轨经超音频淬火。

The guide rail is quenched by super audio frequency.