... and high quality precision turned parts for Steel PartsProduct descriptionEquipment: planer type milling machine ,cnc milling machine ,milling machine ,drilling machine ,tapping maching, chamfering ... . Surface treatment: Zinc,Nickel,Chromate,CopperTin plating,Passivate,Anodize,Paint.. Part size: Diameter from 0.5mm to 600mmTolerance : +/-0.01mmCraft: cutting ...