For most people, it is confusing why it is called a press-brake. There are other names like the metal joiner and metal blender that could fit better. The first thing you must do is to understand the meaning of the terms.The press brake is a machine pressing tool that is perfect for blending sheets and plate materials. It is most commonly used for sheet metal. The forms predetermined bends that clamp the work pieces between the die and the matching punch. It typically has two C-frames that form from the side of the press brake. These are connected to the movable beam at the top and connected to the table at the bottom. Before you understand why it is called the press brake, you must understand the origin of the name.