Structure : Dual disk and dual control Grinding disk diameter : 203 mm Polishing disk diameter : 230 mm Disk speed : 50 - 1000rpm (stepless) 300 rpm, 600 rpm ( fixed speed) Sand paper diameter : 200 mm Motor : 550W / 220V / 50Hz Dimensions : 700 x 600 x 278 mm Weight : 57 Kg Suplied included : 1. Main unit 2. Polishing cloth 3. Sandpaper 4. Grinding disk 5. Polishing disk 6. Water inlet pipe 7. User manual and Certificate