The author posted a question in Auto, Moto
Lubricate the electric motor bushings? A small motor from a hand drill how to grease? and got a better answer
better change it, if the drill is not young is nothing complicated, are the bearings sold at the store?
better change it if your drill is not young nothing complicated bearings are sold at the store
you can use any grease you want.
First you have to disassemble and grease the rubbing parts of the motor. Usually they are bearings in the end caps.
Covered bearings are not greased. Open bearings are lubricated with grease and Lithol.