More particularly, it relates to a clasp comprising two metallic parts adapted to be coupled together by {HEAD ~ the combined action} of magnetic attraction and {TAIL ~ mechanical engagement} 
of
More particularly , it relates to a clasp comprising two metallic parts adapted to be coupled together by { HEAD ~ the combined action } of magnetic attraction and { TAIL ~ mechanical engagement }
OTH OTH 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 TAIL TAIL TAIL TAIL TAIL TAIL