Monster Tool Company 1 4FL SE LG 2 1/4x5 Carbide End Mill, 62700, Diameter: 1, Number of Flutes: 4, End Style: Square End, Length of Cut: 2-1/4, Overall Length: 5, Shank Diameter: 1, Helix: 30-Degree, Right Hand Cut, Material Base: Carbide, Finish / Coating: Uncoated