A heat sealing {HEAD ~ tool} for sealing {TAIL ~ a lid} to a container flange, said tool comprising: 
for sealing
A heat sealing { HEAD ~ tool } for sealing { TAIL ~ a lid } to a container flange , said tool comprising :
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH