[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.