I bought a torrefied AAA Adirondack top from MaderasBarber (Spain, Europe) but I am in doubt if this top can be classified as AAA... Shouldn't an AAA class have more tight grain structures? Secondly, on their website they say 4.5mm thickness but I barely measure 3mm.
https://maderasbarber.com/tonewood/e...1-53707617c4f9
What I got:
