SGS Pro®, 29038, Carbide Burr, Metric, Series: Universal SD, 9.5 mm Diameter Head, 8 mm Length of Cut, 52 mm Overall Length, Ball (Shape SD) Head Shape, Aluminum Cut, 6 mm Shank Diameter, Solid Carbide Head, Applicable Materials: Cast Iron, Non-Ferrous Metals, Steel and Stainless Steel, Industry Specification: SD-3MNF