{HEAD ~ A metering mechanism} is also provided which is capable of metering the material at {TAIL ~ a predetermined rate} to the cutting blade 
{ HEAD ~ A metering mechanism } is also provided which is capable of metering the material at { TAIL ~ a predetermined rate } to the cutting blade
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH