... GB,SAE, JIC, JIS, BSP standards. We are specialized in produce the hydraulic fittings, adapters and hose assemblies, which has more than ... 200 different styles, about 10000 models. They are widely used in the hydraulic pressure field, like mine, engineering, transportation, and oil field ... six-wires high pressure hose assembly, which can do well in preventing pulling out and leaking oil. We also can ...