Wrenches sun fara bayyana a cikin ƙarni na 15 a cikin nau'i na maƙarƙashiya (duba fig. Menene maɓallin juyawa?). Babu daidaitaccen girman, kuma kowane maƙeri da maƙala an yi shi daban-daban daga maƙerin.
An yi imanin cewa an yi amfani da maƙallan farko don hura igiyar baka na giciye, ta yadda za su yi ƙarfi fiye da yadda hannun ɗan adam ke iya yi.
A farkon ƙarni na 16, an ƙirƙira bindigogi masu kulle-kulle waɗanda ke buƙatar murhun akwatin don harbi. Wuta ta loda gun ta hanyar tayar da dabaran. Lokacin da aka ja magudanar, sai aka saki magudanar ruwa sannan motar ta juya, ta haifar da tartsatsin wuta daga bindigar.
Sai a ƙarshen karni na 18 ne wrenches suka zama iri-iri da kuma amfani da su don haɗa duk nau'ikan da muke da su a yau. Da farkon juyin juya halin masana'antu, an maye gurbin maƙallan ƙarfe na ƙarfe da maƙera suka yi da simintin ƙarfe da aka samar akan sikeli mafi girma.
A shekara ta 1825 an ƙera ma'auni masu girma dabam na maɗaurai da ƙugiya ta yadda za a iya musanya goro, kusoshi da wrenches kuma ba sai an yi su azaman saiti ba.
Wannan yana nufin za a iya musanya guntuwar kayan aiki, ana iya amfani da ƙugiya a kan maɗaurai da yawa, kuma ana iya amfani da goro akan kusoshi fiye da ɗaya. Hakanan yana nufin cewa kowane makaniki zai iya sarrafa motar da nasu nau'ikan maƙallan maɓalli maimakon motar koyaushe tana motsawa da takamaiman saiti.
Daidaiton samar da wannan kayan aikin ya yi ƙasa kaɗan, a mafi kyawun daidai zuwa 1/1,000 ". A shekara ta 1841, wani injiniya mai suna Sir Joseph Whitworth ya ɓullo da wata hanya ta ƙara daidaito zuwa 1/10,000 1" sannan, tare da ƙirƙira na'urar micrometer, zuwa 1,000,000/XNUMX".
Tare da wannan sabuwar fasaha, an haɓaka ma'aunin Whitworth, wanda za'a iya maimaita shi a kowace masana'anta a duk faɗin ƙasar.
A lokacin Yaƙin Duniya na II, don adana kayan, an daidaita ma'aunin Whitworth don yin ƙanƙanta da manyan kantuna. Wannan ma'aunin ya zama sananne da British Standard (BS). Har ila yau ana iya amfani da wrens na Whitworth a cikin sabon ma'auni, amma dole ne a yi amfani da ƙananan maƙallan maimakon. Misali, ana iya amfani da maƙarƙashiya ¼W don masu ɗaure 5/16BS (duba hoto). Wadanne nau'ikan maɓalli ne akwai? don ƙarin bayani).
A cikin 1970s, Birtaniya ta yanke shawarar bin jagorancin sauran Turai kuma ta fara amfani da tsarin awo. An fara samar da wrenches da fasteners a cikin sabbin masu girma dabam, amma tun da kayan aikin da aka yi kafin 70s har yanzu ana amfani da su, ana buƙatar ƙwanƙwasa inch a wasu lokuta.
