Style 118A, TiAlN Coated, Solid Carbide, High Performance, Jobber Length Drill. Submicron carbide grade and TiAIN coating provides maximum wear resistance when cutting high carbon, high alloy and stainless steels, titanium, high temperature alloys, aluminum, bronze, cast and ductile iron. TiAlN coating adds lubricity, enhances wear resistance, prevents edge build-up, and is recommended for short chipping, abrasive and high temperature materials.