Monster Tool Company 1/2 4FL 90-Deg. Carbide Chamfer Mill AlTiN, 62564, Eliminates hand deburring operations and provides consistent work piece finishes., Diameter: 1/2, Number of Flutes: 4, Single End,Right Hand Cut, Included Angle: 90-Degree, Overall Length: 3 , Shank Diameter: 1/2, Material Base: Carbide, Finish / Coating: AlTiN, MPN: 62564, PKG QTY: 1 PC