Single Screw And Barrel - 38crmoala Material, 0.5-0.8mm Nitride Case Depth, 0.10-0.20mm Chromium-plating | Corrosion Resistant, Accurate Dimension, Fine Finish, Nitride Hardness 800-1000hv

About Our CompanyLeveraging on our experience, we, Zhoushan Qunying Plastic Machinery Manufactory, would like to introduce ourselves as a notable business organization that laid its foundation stone way back in the year 1998. Ever since we have established our company, we are climbing the success ladder as a Manufacturer, Trader and Exporter immensely proud of the milestones we have achieved throughout our journey. Our extensive array is comprised of plenty of Screw Barrel and other engineering components such as Extruder Screw Barrel, Gear Box, Plastic Machine Parts and Twin Screw Barrel are to name a few. Our state-of-the-art production plant is we