Bite na'ura, wanda aka kuma kira gashi na'ura, gashi na'ura, gashi na'ura, iska bututun gashi na'ura, iska bututun gashi na'ura, madaidaiciya gashi na'ura. Wani nau'in inji ne mai amfani da yawa, wanda aka fi amfani da shi wajen sarrafa ciye-ciye na haɗin ƙarfe da haɗin haɗin haɗin haɗin haɗin haɗin haɗin haɗin haɗin haɗin haɗin haɗin haɗi.

Za a iya saduwa da kasusuwa daban-daban siffofin da iska bututun ginawa. Machining farantin kauri ne 0.5-1.5mm. All kayan aiki, shaft, madaidaicin inji da aka zaɓi da ingancin karfe, bayan tsananin zafi magani tsari, tabbatar da inji m, ingancin kwanciyar hankali, tare da sauki shigarwa, kyakkyawan bayyanar, inji ka'idar m, motsi sassauci, aiki mai sauki amfani da sauran halaye, iya saduwa da masu amfani daban-daban bukatun. Na'urar gasa tana dacewa da yin bututun iska na na'urorin iska, iska mai sanyaya, tsaftacewa da sauransu, bisa ga buƙatun, za a iya yin bututun iska a cikin nau'ikan murabba'i, rectangular, mai ƙarfi, yana da nau'ikan kayan aiki masu mahimmanci don sarrafa takardun ƙarfe, samar da bututun iska da sauransu.

Bitter inji raba zuwa Multi-aiki Bitter inji, hada kusurwa Bitter inji, plug Bitter inji, Flat baki Bitter inji, elbow Bitter inji, madaidaiciya Bitter inji.