Monster Tool Company 5/8 4FL SE LG 2 1/4x5 AlTiN Carbide End Mill, 62695, Diameter: 5/8, Number of Flutes: 4, End Style: Square End, Length of Cut: 2-1/4, Overall Length: 5, Shank Diameter: 5/8, Helix: 30-Degree, Right Hand Cut, Material Base: Carbide, Finish / Coating: AlTiN