Quote Originally Posted by Waterlogged View Post
If they are black torx drive then yes, they are self tapping. In fact, if they have a section of the first 4 threads missing, they are self tapping regardless of color/head/drive type.
Um no, they certainly are machine thread. That's what my Petra top is tapped for, that's what the stock top is tapped for, and that's definitely what the screws are.