{TAIL ~ The diameter} of surface 31 is slightly larger than {HEAD ~ the distance} between teeth 27 and 28 
{ TAIL ~ The diameter } of surface 31 is slightly larger than { HEAD ~ the distance } between teeth 27 and 28
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH