{HEAD ~ The contact pin} has {TAIL ~ an upper enlarged portion} and a generally elongate thinner extending portion 
{ HEAD ~ The contact pin } has { TAIL ~ an upper enlarged portion } and a generally elongate thinner extending portion
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH