Carbide End Mill Grade C2 Micro Grain List Number 216 General Purpose End Style Square End Single End Dimension Type Fractional Inch Diameter 3/8 In. Shank Dia 3/8 In. Length of Cut 1-3/4 In. Overall Length 4 In. Number of Flutes 2 Center Cutting Type Cutting Direction Right Hand Helix Angle 30 Degrees Finish TiAlN