Carbide Bur, End Type Radius, Type Single, Shank Dia. 1/4 in, Head Dia. 1/2 in, Head Length 1 1/8 in, Included Angle 14 Degrees , Overall Length 7 1/8 in, Trade Number SL-4L6, Primary Material Application Brass, Bronze, Carbon Steel, Cast Iron, Copper, Stainless Steel, Steel, Titanium, Head Shape Cone, Shank Length 6 in, Operating Speed - Maximum 50,000 RPM, List Number 310L, System of Measurement Inch, Coating Bright (Uncoated), Head Material Carbide, Head Material Grade C2 Submicron