The apparatus 1, wherein {HEAD ~ the top end} of said mandrel further comprises {TAIL ~ a fishing neck} 
The apparatus 1 , wherein { HEAD ~ the top end } of said mandrel further comprises { TAIL ~ a fishing neck }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL