Carbide Bur, End Type Radius, Cut Type Single, Shank Dia. 1/8 in, Head Dia. 1/8 in, Head Length 1/4 in, Included Angle Not Applicable, Overall Length 1 1/2 in, Trade Number SF-41, Primary Material Application Cast Iron, Ferrous Metals, Non-Ferrous Metals, Steel, Head Shape Tree, Operating Speed – Maximum 90,000 RPM, List Number 1848, System of Measurement Inch, Coating Bright (Uncoated), Head Material Carbide, Shank Material Solid Carbide