Roller matsa kafa, dace da suture na jirgin sama curved abubuwa; Abubuwan motsi na dangi suna amfani da ƙirar bearing, ba tare da kulawa ba; Drive sama da ƙasa madaidaiciya da allura abinci tabbatar da line alama kyau; High quality suture don takalma, fata jaka da fata kayayyakin.