ATA SGSPRO, 11878, Carbide Burr, Imperial, Series: Universal SC, 1/2 in Diameter Head, 1 in Length of Cut, 2-3/4 in Overall Length, Cylindrical Head Shape, Double Cut, 1/4 in Shank Diameter, Solid Carbide Head, 28000 rpm Maximum, Applicable Materials: Ferrous and Non-Ferrous Metals, Industry Specification: SC-5