Aluminium alloy material. : The bending pliers are made of high-quality aluminium alloy, which has higher strength and durability, and can be used for bending copper and aluminium pipes. Suitable for cold pulling bending of steel, aluminium and copper pipes with a max. Diameter of 6, 8 or 10 mm. Three-in-one design:Package includes: 1 x pipe bender. The three-in-one design of this pipe bending machine makes the tool very practical and economical for various pipe bending measures. With degree of bending indicator that can bend the copper tube in a wide range by up to 180 degrees to get the desired angle for the appropriate requirements. Non-slip handle:Pipe bending machine with a non-slip handle, it is easy to control and operate. At the same time, the level regulator can be easily bent without the hose collapsing, and it can be easily controlled manually. Ergonomic design, easy to hold and easy to control. Wide range of applications: Bending tool for copper pipes, aluminium pipes and stainless steel pipes, ideal for smaller pipe diameters in heating, air conditioning and ventilation systems, installations, oil supply, automotive, hydraulic and compressed air technology, crafts and hobby.