Feature:1. Made of zinc-iron alloy, solid and sturdy, ensuring durability and longevity.2. It is widely used in the maintenance of refrigerators, air conditioners, freezers and other refrigeration equipments.3. This tool can be use to expand copper tube with diameter between 4-22mm.4. It\u0027s designed to avoid swing of handle, ensuring stable operation.5. The length of each section is scientifically calculated, toensure the accuracy of the use.Specification:The handle surface is rough, it adopts shuttle joint design, labor saving, easy to use, comfortable to hold, anti-skid. It is a simple and effective hand tool for air conditioning maintenance.Features:Made of zinc-iron alloy, solid and sturdy, ensuring durability and longevity.It is widely used in the maintenance of refrigerators, air conditioners, freezers and other refrigeration equipments. This tool can be use to expand copper tube with diameter between 4-22mm.It's designed to avoid swing of handle, ensuring stable operation.The length of each section is scientifically calculated, to ensure the accuracy of the use. Specifications:Material: zinc-iron alloyColor: silverSuitable diameter: 4-22mm/0.16-0.87inItem size: 155*154mm / 6.10*6.06inItem weight: 350g / 12.35ozNotes:1. Due to the light and screen setting difference, the item's color may be slightly different from the pictures.2. Please allow slight dimension difference due to different manual measurement.Packing list:1 * Tube ExpanderPackage List:1 * Tube Expander