... is 1/4", 1/2", 1/8", 3/16" and so on. Color: as you demand, generally such as:nature ... water, gas, oil, and some other liquid and gas materials. PVC Air Hose is light, flexible, durable, anti-erosion and explosion resistant. It is ... widely used in pneumatic tools, pneumatic washing apparatus, compressors, engine components, machine service and ...