RS PRO Handle Pneumatic Manual Control Valve Control the flow of liquid or air in your system with these RS PRO hand-operated valves. Simply turn the handle to open or close the valves. They have a red insert on the handle for fast identification and are clearly labelled with on and off arrows for ease of operation. There are two threaded and tapered ports to help you connect securely to your male 6.35 mm pipe threads. The valve bodies are made from brass that's plated with chrome and nickel to improve corrosion resistance. You can use these valves in compressed air tools or manufacturing and production line systems. They operate to a maximum pressure of 20 bar, so they're a good choice for high-pressure pneumatic systems in the food and beverage, aircraft and automotive industries. Features and Benefits - Brass body material - R 1/4 connection port thread - Red control button/switch colour - Handle control mechanism - Maximum flow rate of 1.4 m³/h - Maximum operating pressure of 20 bar - Minimum operating temperature of -20°C - Maximum operating temperature of +80°C - Two ports - Thread size of 6.35 mm - International Organisation for Standardisation (ISO) 7 thread standard