BESTAR is a professional supplier that is specialized in Air tools (Pneumatic tools) and Power tools exporting in China. PROFESSIONAL WATER-COOLED SANDER No-Load Speed: <10000 RPM Air Consumption: 20 L/S Water Hose(ID): 8 MM Air Hose(ID): 13 MM Max.Disc Dia.: 100 MM Air Pressure: 0.63 Mpa