... 270*550 3)Siemens motor 4)Efficient TWO-Head edge grinding machine JS-550A Market position: We are manufacturer for medium-to ... covering resin bond diamond pad, metal bond diamond pad, PCD blade, Frankfurt, sandpaper, etc. Product Features: 1, NO of polishing pads ... upon MOQShipping port: Shanghai, ChinaQuantity discount: availablePictures: JS-550A edge grinding machine