Product introduction：1. Available in a variety of models and specifications, widely used in various pneumatic systems;2. Excellent circulation performance, can pass the same volume of flow as the inner diameter of the trachea;3. Unplugging and plugging the pipe is simple, convenient and fast, and the connection part with the trachea is safe, reliable and durable;4. The threaded part is coated with sealant, and the M5 metric thread is equipped with a sealing gasket to ensure that there is no leakage in the threaded connection part;5. Nickel-plated copper body can prevent corrosion and pollution, and has a wider range of applications.