The folder pivots are the female side of the handle screw. They are run slow to get a better finish and closer tolerance on the pivot sections.
Folder Pivots are not slotted and are priced per screw.
5/16: Shank | .218+-.001 - Inside thread | 8x32
1/4: Shank | .187+-.001 - Inside thread | 6x32
3/16: Shank | .125+-.001 - Inside thread | 2x56