Gukaraba, gukaraba no gukama (bitatu-muri-imwe), kurangiza imirimo yo gukora isuku icyarimwe;igorofa ryuzuye rifite isuku cyane, imyanda yose nkamazi yanduye, ibumba, umucanga hamwe namavuta bizasunikwa mumazi yanduye;irashobora gusukura amagorofa atandukanye nka epoxy resin, beto na tile, nibindi 350mm yubugari bwisuku ituma isukura inzira ifunganye.
