E masani ona fa'aaogaina uili fa'ameamea fa'ameamea, pa'u, limu; fa'ama'i sa'o; taimane polycrystalline ma boron nitride; maa; mea maneta; semiconductor; mea teuteu; vaalele; ta'avale; lomitusi oloa pepa ma isi alamanuia.O le tele o uili olo fefiloi e talafeagai mo carbide (tungsten sila) milling cutters, drills ma isi meafaigaluega e lelei le olo o fagufagu.