Monster Tool Company E (0.2500) Carbide Stub Drill AlTiN, Diameter: E, Number of Flutes: 2, Single End, Right Hand Cut, Included Angle: 135-Degree, Overall Length: 2-1/2, Shank Diameter: .25, Application: Precision drilling in cast iron, stainless steel, tool steel, titanium and nickel alloys. AlTiN, MPN: 68622, PKG QTY: 1 PC