Purpose: IWS-1960 expander tool is designed for expanding type A PEX pipe for insertion of ASTM F1960 expansion-style fittings. ASTM F1960 Compatibility: Our Pipe Expansion Tool is engineered to meet the ASTM F1960 Standard, ensuring top-notch quality and compatibility with a wide range of pipe fitting types. It's the go-to choice for professionals seeking reliable connections with top pipe fitting brands like Uponor ProPEX, Sioux Chief PowerPex, Everflow PexFlow, and Apollo ExpansionPex. Comprehensive Set, Durable Build: This Mechanical Tube Expander kit includes everything you need to get the job done efficiently. It features 3 expansion heads (1/2", 3/4", and 1" inch) and a tube cutting tool for precise work. The tools are meticulously crafted from high-strength aluminum alloy, ensuring durability, lightweight handling, and flexibility in tight spaces.