{HEAD ~ A second object} of the present invention is to provide {TAIL ~ a clasp} designed to effect coupling by the combined action of magnetic attraction and mechanical engagement 
is to provide
{ HEAD ~ A second object } of the present invention is to provide { TAIL ~ a clasp } designed to effect coupling by the combined action of magnetic attraction and mechanical engagement
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH