{HEAD ~ Apparatus} 1, wherein said wear plate means comprises a plurality of {TAIL ~ arcuate wear plate sections}, each having a beveled end for cooperating with an adjacent section 
{ HEAD ~ Apparatus } 1 , wherein said wear plate means comprises a plurality of { TAIL ~ arcuate wear plate sections } , each having a beveled end for cooperating with an adjacent section
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH