Description: 【Professional and Efficient】: The ST301 Copper Tube Repair Plier is specifically designed for reshaping flattened copper tubes, this tool is easy to operate, saving you both time and effort. It effortlessly restores flattened copper tubes back to their round shape. 【Material】: Made from high strength alloy steel and treated with a heat process, this Round Plier Tool boasts high hardness and strong toughness. It is resistant to wear, ensuring long term durability. 【Precision Grooves for Accurate Reshaping】: Equipped with precision grooves, the Flat Copper Round Plier firmly grips the flattened copper tube during operation. This ensures accurate reshaping without any errors. 【Adjustable Design for Wide Application】: The adjustable design allows you to adjust the tool according to the diameter of the copper tube. It is suitable for reshaping different sizes of flattened copper tubes. Size includes 1/4", 3/8”, 1/2", 5/8". 【Ergonomic Design for Comfortable Use】: With an ergonomic design that fits comfortably in your hand, this Refrigeration Tool is easy to operate and doesn't tire your hand even after prolonged use. Specification: 17.5cmx6.5cmx2cm/6.89inchx2.56inchx0.79inch Package Includes: 1 Copper Tube Repair Plier Note: Please allow slightly errors 1-2cm differences due to manual measurement.