<p>A milling cutter is provided including a tool holder and a cutting tool insert. The tool holder includes a mounting end portion and a cutting end portion. The cutting end portion includes a slot defined by first and second diagonal surfaces provided in an end of the cutting end portion. The first and second diagonal surfaces form a substantially V-shaped pocket for receiving the cutting tool insert. The cutting tool insert includes a substantially flat body member having a V-shaped seat portion and a cutting portion, the cutting portion includes a first cutting lobe and a second cutting lobe. A hole is provided which passes through the body member. A screw hole passes through the cutting end portion of the milling cutter which intersects the U-shaped pocket. A threaded portion of the screw hole is offset from a clearance portion of the screw hole to positively seat the V-shaped seat portion of the insert in the V-shaped pocket of the tool holder.</p>
