Ana yin sandunan haɓakawa ta hanyar ƙwanƙolin rawar soja;akwai nau'i biyu na sandunan tsawo, nau'in zagaye da nau'in hexagonal.Wannan ramin rami yawanci ana kiransa ramin ruwa, ana amfani da shi don watsa ruwa ko iska yayin hakowa.Kuma zaren za a iya amfani da su don haɗa haɗin gwiwa, shaks, couplings ko bits.
Yawanci don tsawo sanduna, akwai R22, R25, R28, R32, R38, T38, T45, T51, ST58, T60 zaren, kuma daban-daban tsawo na sanduna suna samuwa daga 600mm zuwa 6400mm yawanci.
(1) Karfe daraja: Namiji-Namiji sanda, MF sanda
(2) Zaure: R22, R25, R28, R32, R38, T38, T45, T51,
(3) Girman sanda: hex.22mm, ku.25mm, ku.28mm, ku.32mm, ku.35mm, ku.39mm, ku.46mm ku.diya.52mm ku
(3) Tsawon: 0.4m-6m
(4) Kunshin: a cikin akwati na katako ko a cikin daure.
(5) Yawan aiki: 5000 / watan
Lokacin aikawa: Yuli-27-2020