TheCTA Tools EZ Chamfer, No. 3840, has a five-point design for quick and clean deburring and is intended to remove burrs and ridges from bolts, pipes, threaded rods, and bars from 0.7" to 1.5" in diameter. The tool is suitable for use on metals including mild steel, hard steel, very hard steel, stainless steel, and super hard steel. Made from tungsten-molybdenum high-speed steel, the tool is suitable for a wide variety of applications.