Carbide Bur Cylindrical Ball Nose Shank Size 6 mm In. Cutting Edge Type Single Cut Overall Length 69mm In. Length of Cut 25 mm In. Cutter Dia 12.7 mm In. Max RPM 15000 To 18000 Shank Material Hardened Steel Trade Number SC-5M Application For General Purpose Use On Steel Cast Iron Ferrous And Non-Ferrous Materials