A method of forming {HEAD ~ a lance type clinch joint} fastening a plurality of {TAIL ~ sheets} of deformable material together, comprising: 
A method of forming { HEAD ~ a lance type clinch joint } fastening a plurality of { TAIL ~ sheets } of deformable material together , comprising :
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH