Swaging Tool Drill Bit Set, Air Conditioner Copper Pipe Tube Expander, Portable Bearing Steel Swaging Soft Copper Tubing Flare Tool (6Pcs, Hexagonal Shank) - BestYiJo, GYBWP21719111400

• Premium Material: Made of high-quality bearing steel material with high elastic limit and contact fatigue strength, ensuring long-term use without deformation. Easy to Use: This copper pipe tube expander set can easily be installed on a hand electric drill and can be used anytime, anywhere due to its compact size. Unique Design: Designed with a hex handle, the pipe expander is securely attached to the hand tool, and it ensures safe operation. Wide Application: This drill bit set is mainly used for expanding copper pipes and connecting two pipes tightly. It maintains the ductility of the copper pipe during the expansion process, avoiding cracks and leakage. Multiple Sizes: Suitable for different pipe expansions.