The drill has variable speed control.

这钻机有变速控制。

Variable speed power feed table.

变速功率饲料表。

Analog fixed speed and digital variable speed.

模拟固定速度和数字式可变速。

Compact, accuracy variable speed drilling machine.

结构紧凑，精度变速钻孔机。

Contolled by microcomputer, displayed by led, stepless variable speed.

采用微电脑控制，LED显示，无级调速。