Thekayan tsutsana'urar rage gudu wata hanya ce ta watsa wutar lantarki wadda ke amfani da na'urar sauya gudu ta gear don rage yawan juyin wutar lantarki na motar (motar) zuwa adadin juyin wutar lantarki da ake buƙata da kuma samun babban tsarin juyi. A cikin tsarin da ake amfani da shi don watsa wutar lantarki da motsi, kewayon aikace-aikacen na'urar rage gudu yana da faɗi sosai.kayan tsutsaKayan aikin rage tsutsotsi Ana iya ganin alamunsa a cikin tsarin watsawa na kowane nau'in injuna, tun daga jiragen ruwa, motoci, jiragen ƙasa, manyan injuna don gini, injinan sarrafawa da kayan aikin samar da atomatik da ake amfani da su a masana'antar injina, zuwa kayan aikin gida na yau da kullun a rayuwar yau da kullun, agogo, da sauransu. Ana iya ganin aikace-aikacen ragewa daga watsa babban iko zuwa watsa ƙananan kaya da kusurwa daidai. A aikace-aikacen masana'antu, ragewa yana da ayyukan ragewa da ƙaruwar karfin juyi. Saboda haka, ana amfani da shi sosai a cikin kayan aikin canza gudu da karfin juyi.
Domin inganta ingancin na'urar rage kitsen tsutsa, galibi ana amfani da karafa marasa ƙarfe a matsayin kayan tsutsa da kuma ƙarfe mai tauri a matsayin shaft ɗin tsutsa. Saboda yana da hanyar gogayya mai zamiya, yayin aiki, zai samar da zafi mai yawa, wanda ke yin sassan na'urar rage kitse da kuma hatimin. Akwai bambanci a faɗaɗa zafi a tsakaninsu, wanda ke haifar da gibi tsakanin kowane saman haɗuwa, kuma man ya zama siriri saboda ƙaruwar zafin jiki, wanda ke da sauƙin haifar da zubewa. Akwai manyan dalilai guda huɗu, ɗaya shine ko daidaita kayan ya dace, ɗayan kuma shine ingancin saman farfajiyar gogayya mai raga, na uku kuma shine zaɓin mai mai shafawa, ko adadin ƙarin ya yi daidai, na huɗu kuma shine ingancin haɗuwa da yanayin amfani.