The head member is positioned on {HEAD ~ the end portion} of {TAIL ~ the handle member} so that the side walls of the channel are oriented generally normal to such end portion 
of
The head member is positioned on { HEAD ~ the end portion } of { TAIL ~ the handle member } so that the side walls of the channel are oriented generally normal to such end portion
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH