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• Multi size: 6 different sizes per set of your choice to meet your needs.
• Material: Made of bearing steel. It has high and uniform hardness and wear resistance and high elastic limit your good helper for work and life.
• Precision: The flares will always have the same size and will fit perfectly; The swages present a perfect depth and a tight fitting that will make the brazing easier reducing the fatigue stress over the coupling area.
• Perfect Forging Depth: A full range of forging tools makes it easy to expand HVAC tubing the forging plug will provide a large exchange depth for a perfect fit.
• Function and easy to install: When the air conditioner is installed/ expand the copper tube make/ two mutual copper tubes. (To be installed in manual electric drill). Ideal for installers it doesn't matter if you are learning or have been doing it.