{HEAD ~ An improved tooth} in accordance 5 wherein {TAIL ~ said eccentric centrifugal force} for holding said tooth in cutting position is overcome by the force generated by the tooth hitting a foreign object causing said tooth to temporarily rotate rearwardly to a protected position below the level of said flighting 
wherein
{ HEAD ~ An improved tooth } in accordance 5 wherein { TAIL ~ said eccentric centrifugal force } for holding said tooth in cutting position is overcome by the force generated by the tooth hitting a foreign object causing said tooth to temporarily rotate rearwardly to a protected position below the level of said flighting
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH