Products model: Spc4-m5, spc8-01, spc12-02, spc4-01, spc8-02, spc12-03, spc4-02, spc8-03, spc12-04, spc6-m5, spc8-04, spc16-02, spc6-01, spc10-01, spc16-03, spc6-02, spc10-02, spc16-04, spc6-03, spc10-03, spc16-06, spc6-04, spc10-04. Features: Quick installation, simple and flexible, space-saving; The tube fitting comes in a wide variety of models to meet all your needs in pneumatic piping; Even after installation, the direction of tubing can be changed freely; The release ring adopts the ellipse design to make it more convenient and labor-saving for disconnection; All taper pipe threads are pre-coated with teflon with fine seal performance; Apart from ?16, all epc&apc models are equipped with the internal hexagonal holes. It is easy for them to be mounted in the narrow places. Specifications: Fluid type: Air, vacuum Operating pressure: 0~10. 2kgf/cm2(0-1. 0mpa) Negative pressure: -750mmhg(10torr) Max. Pressure: 15. 3kgf/m2(1. 5mpa) Operating temperature: Range0~60?C Tube material: Nylon and polyurethane