A aikace-aikace inda jijjiga ko jujjuya na iya yin sako-sako da goro, ana iya amfani da hanyoyin kulle daban-daban: makullin wanki, ƙwayayen jam, ƙwaya biyu na eccentric, [1] ƙwararriyar ruwa mai kulle zaren kulle kamar Loctite, amintattun fil (tsaga fil) ko kulle waya a haɗe tare da ƙwayayen da aka katse, nailan abun da ake sakawa (nyloc nut), ko zaren masu siffa mai ɗanɗano.
Kwayar ƙwaya, da kuma kawunan ƙwanƙwasa, su ne siffa ta farko da aka yi kuma aka yi amfani da su sun fi yawa saboda sun fi sauƙi a kera su, musamman da hannu.Duk da yake ba kasafai a yau ba [yaushe?] saboda dalilan da aka bayyana a ƙasa don fifikon kwayoyi masu hexagonal, ana amfani da su lokaci-lokaci a wasu yanayi lokacin da ake buƙatar matsakaicin adadin ƙarfi da riko don girman da aka ba: mafi girman tsayin kowane gefe yana ba da damar spanner da za a yi amfani da shi tare da wani yanki mafi girma da kuma ƙarin aiki a goro.
Mafi na kowa siffar a yau shi ne hexagonal, don irin wannan dalilai kamar yadda bolt shugaban: shida tarnaƙi bayar da mai kyau granularity na kusurwoyi don kayan aiki don kusanci daga (mai kyau a cikin m spots), amma mafi (kuma karami) sasanninta zai zama m da ake taso. kashe.Yana ɗaukar kashi ɗaya kawai na shida na juyawa don samun gefen hexagon na gaba da riko yana da kyau.Duk da haka, polygons masu fiye da ɓangarorin shida ba su ba da abin da ake buƙata ba kuma polygon da ke da ƙasa da ɓangarorin shida suna ɗaukar ƙarin lokaci don a ba da cikakkiyar juyawa.Akwai wasu siffofi na musamman don wasu buƙatu, kamar fuka-fuki don daidaita yatsa da ƙwayayen kama (misali ƙwayayen keji) don wuraren da ba za a iya isa ba.
