1)220KG Weiqht concrete cup grinder Machine 2)380V or 220V 5.5HP ... polishing. We occupied the market because our machine allows highest job efficiency and save labor cost ... and longer life. 5,One-body steel or aluminum alloy gearbox, thicker panel than others in ... 60HZModel35.5HPVARIABLE 0-1800RPM270X550(MM)220KGS4PCS6PCS20kgs30L Standard configuration:1, Machine body2, 20kgs extra weight - 1 ea3, 10m ...