Originally Posted by iamtheari
I don't think it matters, but I did them the same direction because then the nice round manufactured head will be the one visible if you peer between the rudder and the vertical stabilizer, instead of the not-so-nice shop head. (The flush rivets will be covered up by the attachment point to the fuselage, but the AN470's will not.)
Thank you, iamtheari! Really appreciate your input.