Inkoni y'icyuma nikintu kirekire, cyuma gikozwe mubyuma bikozwe mubyuma.Ubusanzwe ikorwa binyuze muburyo bushyushye, aho ibyuma bishyushya kandi biganyuzwa murukurikirane rwo kuzunguruka kugirango bigabanye diameter kandi byongere uburebure.Inkoni yavuyemo ifite uruziga ruzengurutse kandi rusa neza.
Inkoni y'icyuma ikoreshwa nkibikoresho fatizo bya porogaramu zitandukanye.Bikunze gukoreshwa mugukora ibicuruzwa bitandukanye byinsinga, nkimisumari, imigozi, inshundura, insinga, ninsinga zamashanyarazi.Ukurikije ibisabwa byihariye, inkoni y'insinga irashobora gutunganywa hifashishijwe gushushanya, gufatisha, cyangwa gutwikira kugirango ugere kubintu byifuzwa, kurangiza hejuru, no kurwanya ruswa.