Machining industry, lathe, one of the most used machines. Taking advantage of lathe machining and metal sizes and shapes to bring is turning. And the machines that perform tasks in a smaller series of lathe machine called ROVELVER. This is the person who works is called a machinist. Turning, work pieces, revolves around its own axis, according to the need for robust connected and sharpening, cutting tool formed by the chip removed and processed. To obtain the best results of his work related to the profession of machinist measuring and control instruments recognize the right to be able to use and maintain.