Cutting insert with internal coolant passages and method of making same

A toolholder assembly comprising:

• a body portion and a cutting end portion extending from the body portion, the cutting end portion including a pocket having a bottom support surface and at least one side support surface;
• a cutting insert mounted in the pocket, the cutting insert having a top face, a bottom face opposite the top face, at least one flank face, a coolant inlet aperture formed in one of the top face, the bottom face, and the at least one flank face, a coolant outlet aperture formed in a different one of the top face, the bottom face and the at least one of the flank face, and an internal coolant passage in fluid communication with the coolant inlet aperture and the coolant outlet aperture,
• wherein the coolant inlet aperture, the at least one internal coolant passage and the coolant outlet aperture are formed by using electro-magnetic radiation;
• and
• wherein the cutting insert has a cutting edge, and the coolant outlet aperture is formed proximate the cutting edge and is directed towards the cutting edge.