Monster Tool Company 1-1/4 x 3/4 90-Deg. 3FL Carbide Countersink, 67672, Designed for general purpose countersinking, chamfering and deburring in most ferrous and non-ferrous materials, Diameter: 1-1/4, Number of Flutes: 3, Single End, Right Hand Cut, Included Angle: 90 3-1/2 3/4, Material Base: Carbide, Material Construction: Brazed, Finish / Coating:, MPN: 67672, PKG QTY: 1 PC