hydraulic cylinder part 1.High quality control ISO/DIN ... , chrome/zinc/nickel plating, powder coating, anodize...Making processStamping, deep drawing,bending, punching, laster cutting,threading, welding, tapping, riveting, grindingSizeAccording ... hardware, construction hardware, sheet metal processing,machinery parts, hydraulic fittingPackingAccording to customer's requirementsCertificateISO 9001