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