6 in 1 Copper Pipe Tube Expander Stainless Steel Mandrel Manual Expanding Tool Pipe Swaging Tool for Air Conditioner swaging tool drill bit set copper pipe toolsFeatures:Brand new and Made of heavy duty stainless steel and copper materials, solid and sturdy, to use.swaging tool.Manual copper tube expander can be use to expand copper pipe with diameter 6.5mm, 8mm, 9.5mm, 12.7mm, 16mm, 19mm(1/4" 5/16" 3/8" 5/8" 3/4") Convenient and light, spring design, make work more effort.Widely used in the maintenance of refrigerators, air conditioners, freezers and other refrigeration equipments.Greatly improve the accuracy, save-time and convenient for Specifications: Material:Stainless steelLength:Approx.18.8cm/7.4inchesPackage Includes:1x Copper Pipe Tube ExpanderNote:1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.