This tutorial will allow students to gain a complete understanding of the modules being studied based on theoretical material and practical exercises. The manual is intended to assess the level of competence formation, readiness of students to perform professional activities as a result of mastering the following professional modules: selection and installation of tool blocks by replacing and aligning tools, maintenance of multipurpose machines with program control, control of a group of machines with program control and mechanical processing of medium complexity of parts, complex parts with a large number of transitions. The sections describe the effectiveness of work and provide an opportunity to gain skills and knowledge in the professional activities of a mechanical technician.