... metal Machining Parts With Center Less Grinder Product descriptionEquipment: planer type milling machine ,cnc milling machine ,milling machine ,drilling machine ,tapping maching,chamfering machine Material: Aluminum , Copper ... Control SystemManufacture Process1) Die Casting2) Machining: CNC turning, milling, drilling, grinding, cutting, reaming and threading3) Plating: In house polishing, brushing, ...