- Versatile Size Range : This AC cooling tool set includes pipe expansion diameters from 0.3 cm to 1.9 cm, accommodating various sizes (1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 5/8", 3/4"). Perfect for multiple applications. - Efficient Swage Adapters : With 5 specifically designed swage adapters, this set effectively handles 7 different pipe sizes, including 3/16", 1/4", 5/16", 3/8", 1/2", 5/8", and 3/4". Streamline your tasks with ease. - Portable Storage Solution : The tool set comes in a durable, handheld plastic case, offering convenient storage and easy transport. Ideal for professionals on the go. - Durable Construction : Made from high-quality chrome-vanadium steel, this tool set is built for longevity and reliable performance, ensuring you can tackle your projects with confidence. Use Scenarios : 1. HVAC Installation : Easily expand pipes for HVAC systems with precise sizing to ensure a perfect fit and optimal performance. 2. Refrigeration Repairs : Quickly adapt to different pipe sizes, allowing for efficient maintenance and repairs in refrigeration units. 3. Plumbing Projects : Utilize the various sizes and swage adapters to effortlessly handle diverse plumbing needs in residential or commercial settings.