Monster Tool Company 5/8 x 3/8 60-Deg. Single FL Carbide Countersink, 75179, Designed for general purpose countersinking, chamfering and deburring in most ferrous and non-ferrous materials, Diameter: 5/8, Number of Flutes: 1, Single End, Right Hand Cut, Included Angle: 60-Degree, Overall Length: 3, Shank Diameter: 3/8, Material Base: Carbide, Material Construction: Brazed, Finish / Coating: Uncoated, MPN: 75179, PKG QTY: 1 PC