{HEAD ~ The spinning operative} of the elongate body allows {TAIL ~ the reamer} to remove an additional amount of the material from the hole, so as to enlarge the hole to a desired size 
allows
{ HEAD ~ The spinning operative } of the elongate body allows { TAIL ~ the reamer } to remove an additional amount of the material from the hole , so as to enlarge the hole to a desired size
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL 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