screw, hook can slide and adjust according to pipe diameter Fine and smooth pipe, no burr and no jamming, ensuring that the pipe wall is not damaged, and the angle plate is clearly visible accurate bending The product is made from metal, which has the characteristics of good resistance, oxidation resistance and heat resistance, high strength and high toughness Sturdy and, with strong bearing capacity, strong and double bearing capacity Used for installation and maintenance of refrigerators, air conditioners and display cabinets, Manufacturer: Bwuikim