{TAIL ~ The tooth} of this invention includes a beveled surface 37a and {HEAD ~ a hole} 37c for mounting the tooth at a flat surface 37b which is the backside of the tooth as it is in cutting position 
{ TAIL ~ The tooth } of this invention includes a beveled surface 37a and { HEAD ~ a hole } 37c for mounting the tooth at a flat surface 37b which is the backside of the tooth as it is in cutting position
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