Further, since {HEAD ~ notching chips} are collected in the notching chip collecting box through the hose and the bores, there is no need to provide a guide mechanism for regulating the behavior of {TAIL ~ the notching chips} 
Further , since { HEAD ~ notching chips } are collected in the notching chip collecting box through the hose and the bores , there is no need to provide a guide mechanism for regulating the behavior of { TAIL ~ the notching chips }
OTH OTH OTH 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 OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL