ATA SGSPRO, 24903, Carbide Burr, Metric, Series: Universal SJ, 3 mm Diameter Head, 2.5 mm Length of Cut, 38 mm Overall Length, Cone Head Shape, Double Cut, 3 mm Shank Diameter, Solid Carbide Head, 60 deg Included Angle, Applicable Materials: Ferrous and Non-Ferrous Metals, Industry Specification: SJ-42M