Build quality on the initial Tucano deliveries reflected a decision to re-employ some dockyard mateys who were checked out on building ships and therefore available for work. Apparently, if you can weld and rivet steel plates, you can do aircraft work as well.
There was the (apocryphal?) story of the seats being unable to be removed for servicing too, as the top of the cockpit fuselage was too narrow to get them out, which begged the question of how they were installed initially
