Tsarin gogewar da ya gabata ya karɓi tsarin ja-in-ja na sanyi na yau da kullun.Bayan an fitar da kusoshi na siliki, ya zama dole a goge ta cikin guntun itace.Sakamakon amfani da guntuwar itace, ya faɗi cikin iska, wanda ya haifar da gurɓataccen gurɓataccen iska.Ya kamata fenti na fenti ya jira fiye da rabin sa'a a cikin iska don bushewa.Kodayake yana ware da amfani da carbon mai aiki don tallatawa, har yanzu zai haifar da wani wari mai ban haushi, wanda ba shi da amfani ga lafiyar ma'aikata.
Dalilin kirkirar kirkirar fasahar data kasance shine don samar da tsarin samarwa tare da mai zane mai sauki, ingancin samarwa, kyakkyawan ingancin kayan, da kananan guragu na muhalli.Don magance matsalolin fasaha na sama, tsarin samar da ƙusa mai birgima wanda aka kwatanta a cikin abin da aka ƙirƙira ya haɗa da matakai
(A) Shirya kayan ƙarfe da ake buƙata don ƙusoshi.
(B) Cire fata mai oxidative don tsaftace saman kayan ƙarfe, kuma a yi amfani da mai mai don kwantar da ƙarfe mai tsaftacewa.ja;zai iya rage asarar wucin gadi da rage gurɓatar muhalli.Ya dace da samar da masana'antu.
Angle: 15 digiri lebur ko 16 digiri conical, 11 digiri, 0 digiri.
Diamita: 0.083" 0.092" 0.099" 0.113" 0.120" 0.131" 0.148".
Tsawon: 25mm-130mm.
Shanks: santsi, zobe, dunƙule.
Ma'ana: lu'u-lu'u, chisel, m.
Ƙarshe: mai haske, E.Galv.M.Galv.HD Galv.304 316 bakin karfe.