Dewalt 18 Volt Compact Drill Kit "power tool gear grease" Questions

why has my dewalt 18 volt drill gone slow and less powerful? the batteries are fine on other tools It sounds like the motor is going bad. You could also try to take it apart and clean and relubricate ...

...power tool there are gears attached and when things are used they wear . the stopping might be a dirty connection . and being under the load when it stops puts much more stress on the moving parts ...