{HEAD ~ Side members} 116 and 118 which extend downwardly from the frame members 14 and 16 and the cover plate 120 which extends between the frame members 14 and 16, form {TAIL ~ an enclosure} substantially surrounding the cutter plate 80 
form
{ HEAD ~ Side members } 116 and 118 which extend downwardly from the frame members 14 and 16 and the cover plate 120 which extends between the frame members 14 and 16 , form { TAIL ~ an enclosure } substantially surrounding the cutter plate 80
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH