Jerin Kwatamin Wanke Hannu Ruby jerin kwatamin wanke hannu ne da aka tsara don bandakuna. Jerin ya ƙunshi samfuran kwatami guda biyar masu siffofi marasa tsayayyen tsari da na geometry. An samar da Ruby da jikin yumbu na ƙarni na uku wanda aka wadata da ma'adanai na musamman da kayan albarkatun ƙasa. Idan aka kwatanta da Fire Fine Clay da ake amfani da shi wajen samar da yumbu na yau da kullum, wannan kayan yana ba da damar yin siffofi masu siriri da kaifi masu kauri daga milimita 3 zuwa 5, kuma yana ba da ƙarfi har sau uku fiye da na yau da kullum. Kowane kwatami ya haɗa siffofin kyau, dacewa da jiki da aiki, kuma ana ba da nau'ikan sifon daban-daban.
Sunan aikin : Ruby, Sunan masu zanen kaya : Creavit, Sunan abokin ciniki : Creavit.
Wannan ƙirar mai ban mamaki ita ce nasarar lashe kyautar ƙirar azurfa a cikin kayan ɗakin wanka da gasar ƙirar tsabta. Tabbas ya kamata ka ga kyautar zane-zanen kyautar mai zane na azurfa don gano wasu sabbin abubuwa, sababbi, kayan halitta da keɓaɓɓun kayan wanka da kayan adon tsabtace kayan adonsu.
