Feature:1. COMPLETE KIT: Expander tool kit is complete, easy to operate, convenient to use, versatile and durable2. WHEEL MATERIAL: Alloy steel cutting wheel, pipe cutter can maintain the same length when used in restricted areas3. WIDE APPLICATION: Expander is widely used in the manufacture and maintenance of condenser, cooler, heat exchanger, boiler and other pressure vessels in refrigeration, petrochemical, electric power, shipbuilding, metallurgy and other industries4. SIZE AND SPECIFICATIONS: Tube expanding head size including 3/16in, 1/4in, 5/16in, 3/8in, 5/8in, 7/16in, 1/2in5. MAIN USE: Manual expansion tube reamer is widely used in air conditioning installation, air energy water heater, refrigerator maintenance and other household electrical productsSpecification:Item Type: Expander Tool KitMaterial: 45 steelClip Size: Approx. 125 x 105mm / 4.92 x 4.13inPipe Cutter: 1/8-1 1/8in(approx. 3 ~ 30mm / 0.12 ~ 1.18in)Bulk Cargo Machine Size: Approx. 180 x 60mm / 7.09 x 2.36inSize Adapter: 3/16in, 1/4in, 5/16in, 3/8in, 5/8in, 7/16in, 1/2inUse: Widely used in air conditioning, air energy water heater, refrigerator maintenance and other household electrical products field, is is the most common and necessary tool in home repair or maintenance department.Package List:1 x Reamer7 x Expansion Head1 x Chuck1 x Pipe Cutter1 x Storage Box