Festool Sanding back the original top coat kitchen shelves

[BarrySumpter]

Can anyone tell me if I should keep going trying to remove the spots on these counter tops?

 

[AlexThePalex]

Resize your pics so they're smaller. The forum refuses pictures that are too big. For good detail I make my pics 1024 x 512, with a file size below 1 Mb.