I wanted to show you the process that I use to polish aluminum to a mirror finish. Links to the polishing pads I use on the grinder are below. I also put a link to the buffing compound that is used on the wheel. Specifically to polish the parts in the video I use the White and the Red compound.

Finishing Pad
https://amzn.to/3sc6spm

Backing Plate for Grinder
https://amzn.to/3lrMnch

Buffing Compound
https://amzn.to/30XDjCq