Axial na cikimatsa lambakudin omegacorrugated karfe fadada haɗin gwiwa, Har ila yau, an san shi da ma'auni na duniya, ya ƙunshi nau'i-nau'i da tsari, wanda aka fi amfani da shi don shayar da ƙaurawar axial da ƙananan ƙananan sassa, ƙaurawar angular, tsari mai sauƙi, ƙananan farashi, don haka ana amfani da shi gabaɗaya a Inda ake samun bututun ya kamata a yi la'akari da farko. .