Features 1、The kit includes tools such as eccentric tube expander, deburring reamer, pipe cutter, etc., with a wide range of applications. 2、Made of alloy steel material, high hardness and wear resistance, not easy to be deformed after a long time clamping. 3、There are two types of pipe expanders in imperial and metric systems, with holes of different diameters, suitable for different pipes. 4、The cutting diameter range is 4‑32 mm, suitable for cutting various pipes of household appliances. 5、Widely used in the maintenance of home appliances such as air conditioners, water heaters, refrigerators, etc. Specification Item Type: Air Conditioning Repair Tools Material: Alloy steel Model: CT-N806AM-L Metric Expander: 6mm, 8mmm, 10mm, 12mm, 16mm, 19mm Imperial Expander: 1/4in, 5/16in, 3/8in, 1/2in, 5/8in, 3/4in Pipe Cutter Length: Approx. 151mm / 5.9in Tube Expander Length: Approx. 180mm / 7.1in Cutting Diameter: Approx. 4-32mm / 0.2-1.3in Uses: Widely used in the field of household electrical products such as air-conditioning installation, water heater, refrigerator repair, etc. It has the characteristics of simple and convenient operation, wide use, and durability. It is the most common and necessary tool for household maintenance or repair departments. Package List 1 x Eccentric Reamer 1 x Pipe Cutter 1 x Metric Expander 1 x Imperial Expander 1 x Deburring Reamer 1 x Plastic Box