providing {HEAD ~ a pointed extruding shaft}, which can inserted into the mold chamber from {TAIL ~ an open end} of the mold module; and 
inserted from
providing { HEAD ~ a pointed extruding shaft } , which can inserted into the mold chamber from { TAIL ~ an open end } of the mold module ; and
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH