How to make the disc sander SHAFT with bearings

In this video I make the driving shaft I will use to build a homemade disc sander. After the problems I had making the disc for the disc sander in my last video, now I decided I should make a shaft with bearings, so it will be easier to rectify the disc and to protect the drill from vibrations. Watch here my problems trying to rectify a disc connected directly to the drill chuck:    • Problems trying to make a disc sander disc   More on this shaft with bearings in my woodworking and DIY blog: https://enredandonogaraxe.club/en/bal...