FIELD: mechanical engineering, applicable in mechanisms used for abrasive working and cutting of metal. SUBSTANCE: hand-grinding machine has a frame with a rear handle and switch, electric motor with a control system, drive head with a front handle, arbor with a machining tool. The drive head is connected to the frame for turning relative to the frame axis. The machine is provided with a retainer for fixing the head position at a change of the angle of its turning. The electric motor is installed in the drive head, and the motor control system - in the frame. EFFECT: enhanced efficiency and reliability of the machine, and its functional abilities. 3 cl, 2 dwg
