Widely Applicable --- Suitable pipe sizes are 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 5/8". Suitable for copper and aluminum, brass and low carbon steel pipe reaming and flanging. Practical and Convenient --- The tube flaring tool kit is used for reaming copper, aluminum and other pipes. Bring you a more relaxed and efficient working experience, practical and convenient tools. Easy to Use --- The precise threaded feed tube and long handle of the expander ensure simple operation. The expander tools have different specifications to meet your different needs. Preferred Material --- The flaring tool kit is made of high-strength materials to prevent the tube from slipping during the flaring process. Product Description Product Specification: Item Type: Flaring Tool Set Material: Chrome Plated Model: CT-278 Specifications: Reaming Specifications: 1/8 in, 3/16 in, 1/4 in, 5/16 in, 3/8 in, 7/16 in, 1/2 in, 5/8 in, 3/4 in Expander Tube Specifications: 3/16 in, 1/4 in, 5/16 in, 3/8 in, 1/2 in,