The cap includes {HEAD ~ a side section} to cover the sides of the nut insert and a top section, joined to the side section, to cover {TAIL ~ the second end} of the nut insert 
The cap includes { HEAD ~ a side section } to cover the sides of the nut insert and a top section , joined to the side section , to cover { TAIL ~ the second end } of the nut insert
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH