Sandunan karfe suna ɗaya daga cikin abubuwan haɗin kowane masana'antu
Masana'antu ko kuma don wannan batun kowane masana'antar da ke dogara da macineries.
Godiya ga aikace-aikacen da aka saba, sandunan karfe sun sami kanta a cikin
Epicenter na yawancin masana'antu na injiniya, ku zama mota, talauci,
Fajiation, gini, ciminti, ginin jirgin, takarda da ɓangaren litpo,
Tsaro, kayan aiki masu nauyi ko aeraspace.
Mashahurin shahararrun sanduna na bashi bashi da gaskiyar cewa
Zai yuwu a samar da shi a cikin nau'ikan bambance-bambancen, siffofi, masu girma, kuma
maki na sanduna don magance ainihin bukatun fasaha. Baƙin ƙarfe
Bars gabaɗaya suna da siffofi kamar lebur, zagaye, hexagonal,
murabba'i da tashar kuma a yawancin lokutan, sigar ce
na mashaya da ke bayyana yankin ta aikace-aikace