Now, it's possible this countersink is there now but I'm owning a concern looking at all of the choices from the Nut Spec portion of the dialog box. I an only see the 1st 3 alternatives all the way down to nut clearance. EvanReese Member, Mentor Posts: two,471 ✭✭✭✭✭ September https://yasserw693owc5.wikipresses.com/user