Feature: 1. Main Application: These swaging tool set is able to open the copper pipe and connect the two copper pipes to each other. 2. Carbon Steel Material: Made of high carbon steel, this swaging tool bit is strong and wear resistance, not easy to break, comes with a long life span. 3. Multiple Sizes: There are 5 types of swaging tool. With multiple specifications, it can meet the needs of various work scenarios. 4. Easy Operation: Ergonomic, comfortable hand feeling, simple operation, even beginners can get started quickly. 5. Ideal Replacement: These swaging tool bit has outstanding performance, ideal replacement for the old and damaged parts. Specification: Item Type: Swaging Tool Bit Set Material: High Carbon Steel Application: Pipe Expanding Tool Basic Parameters: Expansion Tube Size: 1/4inch, 3/8inch, 1/2inch, 5/8inch, 3/4inch. Package List: 1 x 1/4inch Swaging Tool Bit1 x 3/8inch Swaging Tool Bit1 x 1/2inch Swaging Tool Bit1 x 5/8inch Swaging Tool Bit1 x 3/4inch Swaging Tool Bit1 x Storage Box Note: Pay attention to safety protection when using. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.