Flat karfe yana nufin karfe 12-300mm fadi, 3-60mm kauri, sashin rectangular da ɗan ƙaramin baki.Flat karfe za a iya gama karfe, amma kuma za a iya amfani da waldi bututu blank da bakin ciki slab ga mirgina takardar.Babban amfani: Flat karfe azaman abu za'a iya amfani dashi don ƙarfe na hoop, kayan aiki da sassa na inji, ginin da ake amfani da shi azaman sassa na firam, escalator.