Press brake Durma HAP 2560 (figure 1) was produced in 2001 by Turkish company Durma, which is also known as Durmazlar. Durma is a high performance sheet metal working machinery producer. Products and services of this company offer high quality solutions by wide product range for each sheet metal process from cutting to bending, punching to forming as well as other value added processes. Today 50.000 of Durma machines contribute efficiency to different industries worldwide.

Press brakes are used for the bending sheets of metal. On the one hand these presses are used in in heavy industry such as steel mills but on the other hand it may be used also in light industry such as aviation, engineering industry, various industries and production of different kinds of staff which use sheet material. There are different types of press brakes, for example, the mechanical press brakes, the hydraulic press brakes and the servo press brakes. Nowadays, there are a desirable press brakes with CNC control, which simplifies and speeds up all the bending operations.