The die bore is connected to {HEAD ~ a suction device}, and {TAIL ~ the notching cutter} is formed with an air hole which opens to the atmospheric air and is communicated with the die bore 
The die bore is connected to { HEAD ~ a suction device } , and { TAIL ~ the notching cutter } is formed with an air hole which opens to the atmospheric air and is communicated with the die bore
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH