1. Anti-scratch Film: The surface has a protective film, the scale is clearly visible, never fade 2. Compact Structure: The whole is compact and perfect, and the sealing is good 3. Large Handle Switch: design, more labor-saving 4. Premium The body is zinc alloy, the inlet pipe has sintered brass filter, oxygen cover, outlet nozzle, zinc alloy casting, more firm and 5. Product Use: The pressure reducing is an essential accessory of the pneumatic regulating The main function is to reduce the pressure of the origin and stabilize it to a fixed value so that the regulating can obtain stable air source power for control, Manufacturer: Xjdzineq