SGS Pro®, 10025, Carbide Burr, Imperial, Series: Universal SA, Flat End, 1/4 in Diameter Head, 1 in Length of Cut, 2 in Overall Length, Single Cut, 1/4 in Shank Diameter, Solid Carbide Head, 55000 rpm Maximum, Applicable Materials: Non-Hardened Steel, Stainless Steel, Nickel, Cobalt, Titanium, Brass, Copper, Zinc and Cast Iron, Industry Specification: SA-1L