6mm Outside Diameter, KCZU One Touch In Line, Standard Flow, High Vacuum, Vacuum Ejector, 12 Litres per Minute at 4.5 bar, Air Consumption 19 Litres per Minute, Maximum Vacuum Pressure 85 Kilopascal, Supply Pressure 4.5 bar, Working Temperature +5┬░C to +60┬░C, Maximum Working Pressure 6 bar, FT Pro