4v 3v series pneumatic solenoid valve adopts integral slot throttle structure. The valve hole is processed with special high precision finishing technique. The product has good performance and good change over with long service life, beautiful shape and large airflow. It is widely applied to pneumatic system.Adapter bore: G1/8Because of high quality and reasonable price, our series of solenoid valves are widely exported to the world wide market, which include USA, japan, europe, middle east, southern east asia...