The Dewalt N450122 Motor & Switch Assembly is a replacement motor and switch assembly for some of the Dewalt power tools. This assembly integrates both the motor and switch and makes it easy to control and activate the power supply. The motor effectively transmits electrical energy into mechanical movement and the switch regulates the working of the tool. It is suitable for tools with... https://www.wholetoolbox.com/dewalt-n450122-motor-switch-assembly