Concrete worktop pinhole saga continues, going to bag rub with a mix of cement, plastering sand and SBR. Then try to grind again and see if the holes stay filled.
Are they really pinhole sized? Are you going to seal the worktop? If so, could you just let whatever the seal is, fill the pinholes?
@hoefla started
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Concrete worktop pinhole saga continues, going to bag rub with a mix of cement, plastering sand and SBR. Then try to grind again and see if the holes stay filled.