Premium Alloy Steel Construction: Made from high-quality alloy steel for durability and professional results. Versatile Use: Designed for pipe flaring and expanding; suitable for copper, brass, and aluminum pipes. Comfortable Grip: Ergonomic design for easy handling and reduced fatigue during prolonged use. Convenient Storage Case: All parts neatly packed in a storage case for easy organization and portability. Wide Application: Ideal for air conditioning, refrigerator maintenance, and other household electrical products.