An object of at least one of {HEAD ~ the present inventions} can be achieved by providing a method for manufacturing {TAIL ~ an enhanced heat transfer tube} 
An object of at least one of { HEAD ~ the present inventions } can be achieved by providing a method for manufacturing { TAIL ~ an enhanced heat transfer tube }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL