An yi shi daga abubuwa da yawa.
babba m karfe, galvanized karfe, bakin karfe, aluminum, karfe, da dai sauransu.
Ana amfani dashi azaman kayan ƙarfafa ƙarfe a cikin man fetur, masana'antar sinadarai da kayan ado na gini,
kare kowane nau'in inji, kayan lantarki, taga da kiwo na ruwa.