In {TAIL ~ one embodiment the grip portion} of the tack is a cross bar, at the proximal end of the shaft, which fits into an open sided slot at {HEAD ~ the forward end} of the applicator 
In { TAIL ~ one embodiment the grip portion } of the tack is a cross bar , at the proximal end of the shaft , which fits into an open sided slot at { HEAD ~ the forward end } of the applicator
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH