5pcs Tube Expander Set Hex Handle Pipe Crimping Bits Copper Tube Expand Device Duct Reaming Tool Air Conditioner Maintenance Parts 3/4in 5

General DescriptionThis is a tube expansion set including 5 pieces, designed to expand copper pipes when installing air conditioning systems. This tool is ideal for HVAC installers, allowing a precise and perfect connection between copper pipes.Technical specificationsNumber of pieces: 5Extension specifications: 3/4\", 5/8\", 1/2\", 3/8\", 1/4\"Standard hex shank: 6.35mmMaterial: high carbon steelCompatibility and accessoriesCompatible with shank electric drills ordinary hexagonalSuitable for expanding copper pipes in air conditioning systemsUseThe expansion device allows you to expand copper pipes, making them easier to connect when installing air conditioners.It is easy to use and achieves precise connections.Other informationCompact dimensions and lightweight, easy to transport and storeHigh durability thanks to the wear resistance of the material