The excess cylinder of material formed in {TAIL ~ the clearance hole} during injection of {HEAD ~ the plastic} is cut off to open up the nozzle of the ampule, after the ampule is removed from the mold 
The excess cylinder of material formed in { TAIL ~ the clearance hole } during injection of { HEAD ~ the plastic } is cut off to open up the nozzle of the ampule , after the ampule is removed from the mold
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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