punch die,for air conditioner fin -precision components -process ... inautomobile die, precision plastic mould,punch die, air conditioning fin die, semi-conduct encapsulation mouldProcessing materialsCopper ... PUNCH, SANKYO, DAYTONProcessed andTesting EquipmentsCenterless grinder, surface grinder,internal grinder,Cylindrical grinder,Inner-aperture grinder, CNC grinding machine,CNC milling machine, ...