Sturdy Material: Manual Copper Pipe Expander is made from stainless steel, is sturdy and has a long service time Functionality: This Tube Expander is designed to expand the diameter of copper pipe, making it an essential tool for air conditioning repair and maintenance Comfortable Grip: The Hand Refrigeration Tool with comfortable handle to provide a comfortable grip during use, reducing hand teired during prolonged use, spring design makes work more labor saving Details: The Copper Pipe Expanding Tool is suitable for 6 mm 8 mm 10 mm 12 mm 16 mm 19 mm 22 mm(1/4'' 5/16'' 3/8'' 1/2'' 5/8'' 3/4'' 7/8'' ) Package Includes: You will receive 1x Copper Pipe Expander 1x Deburring Tool Specification: Material: Stainless Steel Size Chart: Deburring Tool Length: 14.7 cm/5.79 inch Package Includes: 1x Copper Pipe Expander 1x Deburring Tool Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.