... capacity.MaterialCarbon Steel , alloy steel , stainless steel , aluminum alloy , zinc alloy , brass , gray iron , ... forging, casting, precision machining and roll forming.MachiningTurning , milling , drilling , grinding , threading , CNC machining, etc. Heat TreatmentAnnealing, ... hobbing machine, grinding machine, gear shaving machine, CNC lathes, precision grinding machine, spline grinding machine ...