2024 6Pcs Tube Expander Bearing Steel Hex Handle Air Conditioner Copper Pipe Swaging Tool Set

1、Maintain the ductility of the copper pipe during the expansion process to avoid cracks and leakage. 2、Mainly used to expand copper pipes to make two copper pipes tightly connected when installing air condition. 3、Made of bearing steel material with high elastic limit and contact fatigue strength it is not easy to be deformed after long?term use. 4、Hex handle design it is not easy to fall off when installed on a hand tool and the operation is safer. 5、There are a total of 6 different sizes of expanders suitable for the expansion of different air?conditioning copper pipe diameters.