Monster Tool Company #54 (0.0550) Carbide Twist Drill, Diameter: 54, Number of Flutes: 2, Single End, Right Hand Cut, Included Angle: 118-Degree, Overall Length: 1-1/2, Shank Diameter: 0.0550, Application: Precision drilling in: non-ferrous alloys, cast iron, plastics, aluminum and highly abrasive materials. Uncoated, MPN: 68232, PKG QTY: 1 PC