All of our pipelines are acid-washed and phosphated to ensure that the inside of the pipeline is clean and dust-free, and the hydraulic system of the excavator is clean and pollution-free. The outer surface of the pipeline is sprayed with plastic paint, and the colors are various, which are exactly the same as the color of the excavator body. Meet all your requirement for color. All the accessories of our pipeline, including clamps, ball valves, etc, are independently developed and manufactured by our factory to ensure product quality, safety and reliability. We are one of domestic manufacturer specializing in the production of hydraulic breaker pipes. We are the only have the advanced technology in China that can achieve single-sided welding and double-sided forming of steel pipes. Our steel pipes are guaranteed for life.High quality can be guaranteed. We provide installation instructions for piping kits.