... 3)Siemens motor 4)Efficient TWO-Head edge grinding machine JS-550A Market position: We are manufacturer ... surface, for renovation,grinding and polishing. We occupied the market because our machine allows highest job ... premium raw material it has. Applications:1, For grinding, polishing, renovation, restore, repair, and new floor ... ChinaQuantity discount: availablePictures: JS-550A edge grinding machine