Шлифовка якоря в домашних условиях.

Video about modifying the device:    • Шлифовка якоря в домашних условиях-(дорабо...   Link to a video about a throttle for checking armatures:    • Дроссель для проверки якорей . Как и из че...   A simple, low-cost device for checking the armatures (rotors) of brushed electric motors. It detects wear and deformation of the lamellas, then restores them to working condition by grinding. A screwdriver motor is used as a drive.