Packaging (Steel bel balling)
Karfe bel baling: Guda guda dam na karfe bututu zai zama karfe sa iri, karfe sa, karfe bututu na wannan bayani dalla-dalla.Idan kasa da guda ɗaya, za a haɗa shi cikin ƙananan dauri.Bisa ga buƙatar abokin ciniki, an haɗa hular kariya ta filastik zuwa kowane ƙarshen kowane ƙarshen bututun ƙarfe.