ATA SGSPRO, 22315, Carbide Burr, Metric, Series: SC Series, 6.3 mm Diameter Head, 12.7 mm Length of Cut, 50 mm Overall Length, Cylindrical Head Shape, Double Cut, 3 mm Shank Diameter, Solid Carbide Head, TiN Coated Head Coating, Applicable Materials: Ferrous and Non-Ferrous Metals, Industry Specification: SC-51M