It really is amazing that this thread could be running for nearly twenty years ?????
Then I asked , 'Did anyone have any idea what was in Tru Oil?' Still no replies.
In the meantime we have had Damascus's very good input.
We used to have Warthog's Purdey Stock Finish which was excellent , but has now disappeared without trace. And surprise ,surprise many stock finishers do actually use Tru-oil as their preferred finish.