... drawings and samplesMaterialCarbon Steel, Alloy Steel, Stainless Steel(SS-304/SS-302), aluminum, gray iron, ductile iron, alloy ... .Polishing,GreenIridite, RadiantPlated,Electrophoresis, Dichromate,PhosphatingOperationCNC Machining,Planning,Grinding,Turning,Drilling,Milling. Heat TreatmentAnnealing, Tempering, Carbonitriding, Normalizing, Nitriding ... to us. OEM/ODM is welcomed cnc lathe turning parts