Monster Tool Company 5/16 4FL 60-Degree Carbide Drill Mill, 62461, Five in one tool - Chamfering, Countersinking, Drilling, Side Milling, and Spotting, Diameter: 5/16, Number of Flutes: 4, Single End,Right Hand Cut, Included Angle: 60-Degree, Overall Length: 2-1/2, Length of Cut: 13/16, Shank Diameter: 5/16, Material Base: Carbide, Finish / Coating: Uncoated, MPN: 62461, PKG QTY: 1 PC