Features Comfortable Handle: Ergonomically designed handle with rough surface, comfortable grip and non-slip. Easy to Use: This copper pipe tube expander can be used to expand copper pipes with a diameter between 6-22mm. The hinge design prevents the handle from swinging and the operation is stable. Stainless Steel Material: Made of heavy duty stainless steel, this pipe expander is sturdy and durable, ensuring durability and longevity for more peace of mind. Repair Tools: Simple but effective hand tools for air conditioner installation and repair. Excellent After-sales Service: We provide you with high-quality after-sales service. If you have any questions, please feel free to contact us, and we will deal with it for you as soon as possible. Specification: Material: Stainless steel Color: Silver Suitable copper pipe diameter: 6/8/10/12/16/19/22mm (1/4", 5/16", 3/8", 1/2", 5/8", 3/4", 7/8") Package list: 1 x Tube Expander Package List