- Multiple Sizes: This AC cooling tool set includes a tube expansion diameter ranging from 0.3 cm to 1.9 cm, accommodating various sizes such as 1/8 inch, 3/16 inch, 1/4 inch, 5/16 inch, 3/8 inch, 7/16 inch, 1/2 inch, 5/8 inch, and 3/4 inch. This versatility ensures compatibility with a wide range of applications. - Swage Adapters: Featuring 5 swage adapters, this tool set effectively handles 7 tube sizes, including 3/16 inch, 1/4 inch, 5/16 inch, 3/8 inch, 1/2 inch, 5/8 inch, and 3/4 inch. This capability makes it ideal for both professional and DIY projects. - Convenient Carrying Case: The tube expander set comes in a durable plastic carrying case, providing easy storage and transport. Keep your tools organized and accessible, whether you're working at home or on the go. - Durable Material: Made from chromium-vanadium steel, this tool set ensures longevity and reliable performance. It is designed to withstand the demands of regular use, making it a valuable addition to your toolkit. - Practical Applications: Ideal for HVAC technicians, plumbers, and anyone involved in refrigeration work, this tool set simplifies the process of expanding and swaging tubes. Whether you're repairing air conditioning units or installing new refrigeration lines, this set provides the essential tools for efficient work. This AC cooling tool set is an essential solution for anyone needing reliable, durable, and versatile tube expansion tools.