Now, possibly this countersink is there now but I am having an issue looking at all of the options in the Nut Spec portion of the dialog box. I an only see the 1st 3 alternatives down to nut clearance. EvanReese Member, Mentor Posts: two,471 ✭✭✭✭✭ September 2023 @petr_škaloud I https://evanst481ksz4.wikicorrespondence.com/user