Carbide End Mill, High Performance, List Number 402, Type Regular, End Style Square, End Center Cutting, Diameter 7.0mm, Shank Dia. 8mm, Length of Cut 19mm, Overall Length 64mm, Number of Flutes 2, Cutting Type Center, Cutting Direction Right Hand, Helix Angle 19, Corner Radius 64, Finish Bright, Application For Carbon Steel, Tool Steel, Cast Iron, 300 or 400 Series Stainless Steel 2-Flute Carbide End Mills, Square End402For slotting, peripheral cutting, plunging, and profiling applications. For use with aluminum, cast iron, low and medium carbon steel, alloy steel, stainless steel, and hardened steel.30 helix angle Center cutting