One or more sections of {TAIL ~ the plastic inner member} are drawn down in dies to provide {HEAD ~ a large diameter section}, a small diameter section and an intermediate transition section 
One or more sections of { TAIL ~ the plastic inner member } are drawn down in dies to provide { HEAD ~ a large diameter section } , a small diameter section and an intermediate transition section
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH