Carbide Bur, End Type Flat, Type Double, Shank Dia. 1/8 in, Head Dia. 1/8 in, Head Length 3/16 in, Included Angle 10 Degrees , Overall Length 1 1/2 in, Trade Number SN-42, Primary Material Application Brass, Bronze, Carbon Steel, Cast Iron, Copper, Stainless Steel, Steel, Titanium, Head Shape Inverted Cone, Operating Speed - Maximum 90,000 RPM, List Number 310N, System of Measurement Inch, Coating Bright (Uncoated), Head Material Carbide, Head Material Grade C2 Submicron