- Exceptional Performance: This air conditioning copper pipe expander delivers reliable results with fine workmanship and a compact design. Enjoy long-lasting durability and consistent performance. - Durable Material: Crafted from high-quality steel, the crimping tool drill bit ensures longevity, making it a valuable addition to your toolkit. - Precision Expansion: The high-precision copper pipe flaring tool features a uniquely designed punch that enhances the accuracy of the expansion process. Each expansion is consistent and precise, allowing for seamless connections. - Versatile Functionality: This multifunctional tool is available in two variants: a 5-in-1 option (14 to 34) and a 6-in-1 option (6-19mm). It accommodates various pipe sizes including 14in, 38in, 12in, 58in, 34in, and 6mm, 8mm, 10mm, 12mm, and 19mm. Application Scenarios: 1. Ideal for HVAC professionals needing to connect copper pipe sections in air conditioning systems with precise fittings. 2. Useful for plumbing projects that require the expansion of copper pipes for water supply lines or drainage systems. 3. An essential tool for DIY enthusiasts to perform accurate plumbing repairs or installations at home. This copper pipe expansion tool combines reliability, precision, and versatility for all your pipe expansion needs.