ALUMINUM TITANIUM NITRIDE (AlTiN) COATING provides high heat resistance and extreme lubricity for use without cutting fluid, enhancing corrosion resistance. SOLID CARBIDE CONSTRUCTION enables milling in hard-to-work materials. The 4-FLUTE DESIGN offers a finer surface finish, ideal for maintenance and general purpose milling, including slotting, pickets, keyways, and plunge cutting. MADE IN THE U.S.A.