When the profile plate containing the profile shaped extrusion apertures is mounted in the holder, {HEAD ~ the transverse distance} between the fastener profile and the extruding film or {TAIL ~ sheet} is varied, permitting the base of the profile to be varied 
between
When the profile plate containing the profile shaped extrusion apertures is mounted in the holder , { HEAD ~ the transverse distance } between the fastener profile and the extruding film or { TAIL ~ sheet } is varied , permitting the base of the profile to be varied
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH