... hydraulic/pneumatic fitting and have lots of experience.Provide: hydraulic part and pneumatic components.Primary Competitive Advantages: 1)Passed ... ISO 9001:2000.2)Standard:SAE,DIN,ISO,BS,GB,ect.3)Factory ... available: such as Copper, carbon steel, stainless steel, plastic ect.7)Surface Treatment: galvanized, anodized ,nickel-plated, ...