{TAIL ~ Post hole auger assembly} 18 includes {HEAD ~ a curved boom} 16 and an auger assembly 18 
{ TAIL ~ Post hole auger assembly } 18 includes { HEAD ~ a curved boom } 16 and an auger assembly 18
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH