Copper Expander Function: expands copper tubing to fit standard fittings with a precise, clean finish. Compatibility: designed for typical copper tubing sizes, providing reliable performance across common applications. Construction and performance: robust, durable tool built for repeated use and long service life. Pro Tools Function: enhances the copper expander to increase strength and extend tool life. Benefit: greater rigidity during use and improved durability in demanding tasks. Tubing Swaging Tool Function: swages the tube end to create a consistent flare. Benefit: the flares stay the same size and fit ; the swages provide the correct depth and a tight fit. Performance impact: makes brazing easier and reduces fatigue stress at the coupling area for more reliable joints. Copper Expander Drill Bit Material: bearing steel for durability and resilience. Use: rugged and easy to use, a dependable helper for expansion tasks and associated work. Applications Plumbing installations and repairs requiring precise tube expansion and secure fittings. HVAC and refrigeration line work where uniform flares and dependable brazing are important. Routine maintenance and fabrication tasks involving copper tubing and flare connections.