Straightening machines for bars and tubes are industrial machines used to straighten metallic bars and tubes. These machines are usually used in tube and bar manufacturing plants and play an important role in improving the quality and accuracy of the final product. Straightening machines work by applying a specific force to the material to bring it into the correct position. The material is fed through rollers, usually arranged in pairs, that work toward each other to straighten the material. There are other types of levelers that use different methods to achieve the same result. Levelers can be manufactured in a variety of sizes and designs to meet the specific requirements of each application. For example, some machines are specifically designed for processing thin bars or tubes, while other machines are suitable for thicker materials. The use of straightening machines in tube and bar manufacturing plants helps improve the quality of the end products while increasing the efficiency and production capacity of the plant. Straightening machines are therefore an important part of industrial manufacturing and play a crucial role in the production of bars and tubes in various industries such as automotive, shipbuilding, aerospace and many others.