Advanz™ FS carbide-tipped band saw blades. These blades can saw tough materials that bi-metal blades cannot cut. Advanz™ FS features teeth ground from high quality, micro-grained carbide cylinders welded to a tough, ductile backing material. These carbide-tipped blades offers exceptional fatigue, shock and wear resistance when cutting aluminum castings, fiberglass, masonite, plastics, composite materials and abrasive woods.