PU Hose, Welding Hose, Spiral Hose manufacturer / supplier in China, offering PU Air Tubing Pipe Hose 10m 32.8FT 6mm X 4mm Pneumatic Polyurethane PU Hose Tube Pipe Blue, One-Tuch Mini Type Self-Clocking Pneumatic Quick Couplings (4mm), Air Fuel Gas Polyurethane PU Hose Tube Pipe Clear 4mmx2.5mm 5m 16FT and so on.