1. Product scope: Drive shaft, Spline shaft, cylinder, forged shaft, camshaft, moter shaft 2. Material: Carbon steel, stainless steel, aluminum, brass or according to customer request.3. Finishing: Zinc plating, nickle plating, chrome plating, phosphating, polishing, case hardening, carburization hardening, anodizing, black oxide4. Testing facility: Projection machine, roughness tester, hardness tester, concentricity tester5. Package: Crate, carton, wood pallet, or on requirement.6. OEM welcomed