Founded in 1985, American Tool Service (ATS) is a manufacturer of special cutting tools for the automotive, aerospace and orthopedic industries. Located in Fort Wayne, Ind., the firm specializes in manufacturing rotary shank cutting tools. It offers a wide range of products, such as end mills, drills, step drills, core drills, sub-land drills, reamers, step reamers, key seat cutters, port tools and tapered tools. The company utilizes carbide, carbide-tipped, high-speed steel, high-speed cobalt and stainless steel materials for its products. American Tool Service (ATS) is an ISO 9001:2000 certified firm.