Litiiso tsa Flange li fana ka ts'ebetso ea ho tiisa sefahleho se ka pele ka har'a likhokahano tsa flange. Ho na le melao-motheo e 'meli e meholo ea moralo e fumanehang, ebang ke khatello ea ka hare kapa ea ka ntle. Meetso e fapaneng ka har'a mefuta e mengata ea metsoako e fana ka likarolo tsa motho ka mong. Litiiso tsa Parker's flange li fana ka ts'ebetso e ntlafetseng ea ho tiisa ho tloha ho se nang khatello ho ea ho maemo a khatello e phahameng. Meetso e ka ntlafatsoa hore e se ke ea tsotella litlhoro tsa khatello, e bonts'a khanyetso e phahameng ea extrusion kapa khanyetso ea media.