14° Included AngleNF Burrs are designed for use on aluminum, Non-Ferrous Metals, soft steel, reinforced plastics and other soft materials. High flute design for easy chop flow and fast stock removal. Provides excellent work finish with minimum loading when cutting soft, sticky materials. Solid carbide brazed to steel shanks. 14° Included AngleNote: Tool No. indicated with 3/8" are furnished with a 3/8" shank.