The Skil 2751128001 Armature is used to convert electrical energy into rotational motion, allowing a compatible power tool motor to operate properly. It works by interacting with the motor's magnetic field to generate the rotation needed to drive the tool's working components. Replacing a worn or damaged armature can help restore motor function, maintain consistent operation, and supp... https://www.wholetoolbox.com/skil-2751128001-armature/2751128001.html