{HEAD ~ The method} 1, wherein {TAIL ~ the shaping rollers} are each driven by a shaft extending through a hollow center of the associated delivery roller 
{ HEAD ~ The method } 1 , wherein { TAIL ~ the shaping rollers } are each driven by a shaft extending through a hollow center of the associated delivery roller
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH