The tools introduced include drill, millstones, reamer, grinding head, grinding wheel, grinding shaft.

主要介绍的工具有：钻咀(头)、磨盘、铰刀、磨头、磨轮、磨轴。

youdao

The tools introduced include drill, millstones, reamer, grinding head, grinding wheel, grinding shaft.

主要介绍的工具有：钻咀(头)、磨盘、铰刀、磨头、磨轮、磨轴。

youdao