Zopangira matabwa za carbide zimakhala ndi mbali zinayi zodula kotero kuti m'mphepete mwake mutha kuzunguliridwa kuti muwonetse nsonga yatsopano ikakhala yofewa kapena yopukutidwa, zomwe zimapangitsa kuti pakhale nthawi yocheperako komanso kupulumutsa kwakukulu pa odula wamba wa carbide. 14 * 14 * 2-30 °, 15 * 15 * 2.5-30 °, 30 * 12 * 1.5-35 ena muyezo kukula ndi makonda kukula kwa carbide indexable amaika. Imakhala chisankho choyamba cha zida zamakono zodulira matabwa zodulira zakuthwa, zosalala pamwamba, kulimba kwamphamvu, phokoso lochepa komanso mphamvu yayikulu.