Multifunction Use: This 3/16in flaring tool can be used not only as a brake line flaring tool, but also for riveting and expanding air conditioning copper pipes, making it versatile and practical for multiple uses. User Friendly Design: This flare tool is cleverly designed to enhance user convenience, simplifies the creation of bubble and flares, improving overall efficiency. Broad Compatibility: The tool can flare a variety of materials including steel, kunnifer, copper, brass, and aluminum pipes, offering wide ranging adaptability. Premium Material: The solid metal tool head keeps the pipe perfectly squared for a flawless pipe flare, ensuring high strength and consistent results. Handheld for In Situ Use: This handheld design makes it an ideal tool for in situ use on the car, simply clamp the pipe in the tool head and screw in the former to flare the pipe.