打磨部采用超锋利、高硬度、超长寿命磨纸轮。

Grinding of ultra sharp, high hardness, wear long life paper round.

youdao

打磨部采用超锋利、高硬度、超长寿命磨纸轮。

Grinding of ultra sharp, high hardness, wear long life paper round.

youdao