Monster Tool Company #8 90-Deg. Carbide Center Drill AlTiN, Diameter: 8, Number of Flutes: 2, Double End, Right Hand Cut, Included Angle: 90-Degree, Overall Length: 3-1/2", Shank Diameter: 3-1/2", Drill and countersink in a single pass, USA Made, Material Base: Carbide, Finish / Coating: AlTiN, MPN: 66700, PKG QTY: 1 PC