This machine is used for treatment and polishing,during shoes making in factory,and it also can be used for light polishing in other fields.Freqency convenrsion technology taken improves the polishing power,left,right,up and down dust collecting mouths improve the dust collecting effect obviously.For the dust collecting device box grid type is taken to reduce the machine's dimension.The appearance is desigend adopting Italian machine design means to make the dust room more capacious.It has a large operation range.