Tree Bur SG, End Type Pointed, Cut Type Single, Shank Dia. 1/4 in, Head Dia. 1/2 in, Head Length 1 in, Included Angle Not Applicable, Overall Length 7 in, Trade Number SG-5L6, Primary Material Application Cast Iron, Ferrous Metals, Non-Ferrous Metals, Steel, Head Shape Tree, Operating Speed - Maximum 50,000 RPM, Coating Bright (Uncoated), Head Material Carbide, Shank Material Steel