... cartob steel, aluminum, brass, copper, bronze etc OEM Precision CNC Machining PartPrecision CNC Machining PartsPrecision cnc machining parts ... -Sand blastingPaintingChromateHeat Treatment,tempering EquipmentCNC machines,Wire-cut Electrical Discharge Machines,semi-auto lathes(swiss lathes),Milling ... due to first-hand control in factory.4. OEM/ODM:custom fabrication according to your drawings or samples ...