cut out on oak,I think 🤔 with a pegas 5 spiral blade, 21" across.
stained with linseed oil and a little spray varnish to finish..
pegas spiral blade..
https://www.ebay.co.uk/itm/353240110757?mkcid=16&mkevt=1&mkrid=711-127632-2357-0&ssspo=_KdJTK7KQq6&sssrc=2349624&ssuid=P9hJGZlESDS&var=&widget_ver=artemis&media=MORE