countersunk head rivet nuts (a bɛ fɔ fana ko fɛnɲɛnamafagalan fla) ye kɔnɔnafɛnw sirilanw ye minnu dilannen don kɛrɛnkɛrɛnnenya la nɛgɛdaga kama. A sigili bɛ teliya ani a ka nɔgɔn, a bɛ rivet marifa dɔrɔn de wajibiya. Opereli bɛ kɛ ni kuma tɛ ani a bɛ baara kɛ kosɛbɛ. Aw bɛ rivet nut bila dɔrɔn rivet marifa dawolo la, ka rivet nut laban don nɛgɛdaga dingɛ kɔnɔ, ka marifa siri walasa ka riveting dafa.
Kungolo rivet nugu fla bɛ yen, i n’a fɔ kungolo flakɛli silindalama rilindalama, kunbere rivet hexagonal flat, ani rivet nuts flat stricés. Sugandili wɛrɛw ye countersunk head striped rivet nuts, countersunk hexagonal rivet nuts, countersunk head rivet nuts misɛnninw, ani countersunk imperial rivet nuts.
Rivet nuts bɛ tila ka kɛ kɔnɔna ni kɛnɛma hɛkɛsagonal rivet nuts ye, semi-hexagonal rivet nuts, countersunk head rivet nuts, petit countersunk head rivet nuts, flat head rivet nuts, fiyentɔw ka rivet nuts, ani elevator{{1}specifique rivet. U dilannen don ni nɛgɛ ye min bɛ bɔ karɔbɔni na ani nɛgɛ min tɛ sɔgɔ.
Nin rivet nut suguya in bɛnnen don aluminiyɔmu sɔgɔlifɛnw ma minnu janya tɛ kelen ye ani nɛgɛdaga minnu janya bɛ daminɛ milimɛtɛrɛ 1 na ka se milimɛtɛrɛ 2,5 ma. Nɛgɛ riveti nuts baara kɛli aluminiyɔmu bɔgɔlan yɔrɔw la, o ye kɛrɛnkɛrɛnnenya la, o bɛ kɛ sababu ye ka Pre-Embedded Steel Plates ka baarakɛcogo sɛgɛnbali nɔgɔya ani ka baarakɛcogo ɲɛ kosɛbɛ.