... hobbing machine, Precision milling machine, Grinder, Heat treatment equipment C.V.JOINTAdvantage: We use advanced Gear hobbing machine, Precision milling ... equipment and technology, to creat the maximum cost-effective drive shafts.High Tech Research&Developing: We use Projector to ... accomplish 1 time.New Filed: Except automobile parts, our drive shaft could also be applied in "All Terrain Vehicle". ...