This allows an accurate and easy interconnection of the electric leads and {HEAD ~ the pins} of {TAIL ~ the base} 
of
This allows an accurate and easy interconnection of the electric leads and { HEAD ~ the pins } of { TAIL ~ the base }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL