... free to contact us for more information on your custom project. Our Standard Precision Metal ProcessingCastingDie CastingOther Standard ProcessesMachiningSand CastingTurningShell CastingThreadingGrindingBulk ... aluminum, brass, zinc, etc.Processingstamping, bending, welding, punching, cnc machining, laser cutting, milling, lathing,etcSurface Treatmentpowder coating, zinc plating, spraying, polishing ...