... and demands. Types of the shafts: Gear shafts,Website:http://www.eamachine.com, splined shafts, hydraulic shafts, square shafts, camshafts, etc.The shafts ... carbon steels, alloy steels, etc.Highlights of the hydraulic shafts: Close die forged, precision machined, CNC threading, deep ... holes, high pressure.The shafts are mainly used in tractors, trucks, valves, hydraulic ...