Features: *High-Quality Copper Pipe Expander Set: This set includes 6 pieces of copper pipe expanders, designed to expand holes and expand pipes effectively. It ensures precise and reliable tube expansion every time. *Wide Application Range: These expanders are suitable for copper pipes with a diameter ranging from 5mm to 20mm. They are versatile and can be used in various applications, such as refrigerator repair and air conditioning repair. *Convenient and Reliable: With 1 piece in hand, you can expand tubes worry-free. The expanders are designed to deliver consistent and accurate results, saving you time and effort. *Easy to Use: choose the appropriate model for your needs and fix the pipe fittings before operating. Insert the expansion tube head into the hand electric drill interface, tighten it, and start tightening in the forward direction. *Efficient Tube Expansion: Tighten the expansion tube until the handle and cover come out, indicating the completion of the tube expansion. This ensures a secure and connection for your copper or aluminum tubes. Specifications: Part Name:copper pipe expander Material:carbon steel Size:As shown in the figure Color:Black Package Content: 6 * Pipe expander Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Made of standard material, quality assurance and practicality. Perfect function, bring you a wonderful experience. Every customer is entitled to a 30-day refund or replacement for damage/quality issues. If you have any questions, please feel free to contact us and we will solve it for you. Efficient 6-Piece Copper Pipe Expander Set For Reliable Tube Expansion And