The Milwaukee 14-20-0185 Palm Sander PCB Board restores proper speed control and electrical performance to compatible palm sanders. This printed circuit board functions as the central control unit of the tool, regulating power flow between the switch, motor, and other internal components to ensure consistent operation. By managing voltage distribution and supporting stable motor respo... https://www.wholetoolbox.com/milwaukee-14-20-0185-palm-sander-pcb-board