MA Ford 78150001 1-1/2 6-FLute, Chatterless Carbide Countersink 60-Degree, Diameter: 1-1/2, Shank Diameter: 3/4, Overall Length: 3-1/2, Included Angle Degree: 60, Base Material: Carbide (steel shanks on tools 3/8 diameter and larger), Number of Flutes: 6, MPN: 78150001, PKG QTY: 1 PC