grain mill | Gumtree Australia Free Local ClassifiedsFind grain mill ads. Buy and sell almost anything on Gumtree classifieds.gumtree grain milling machines,milling machine | Gumtree Australia Free Local ClassifiedsPeppermint has a light coloured grain with streaks of darker colour. a bit like marri. This timber was salvaged from a backyard here in WA. After milling, it was.