A plate leveler machine is a type of equipment used in metalworking to flatten and level metal plates. It consists of a series of rollers that apply pressure to the plate to remove any bends, warps, or twists. The machine can be used on a variety of materials such as steel, aluminum, and copper and can handle plates of different thicknesses and sizes. The leveler machine is commonly used in industries such as construction, manufacturing, and transportation to produce flat and even metal plates for various applications.