Torx bit specs and sizing vary widely within a specific T designation. When assembling knives it helps if the screw is somewhat affixed to the bit within the driver. So when you’re fumbling about it’s one less thing to hold in place. As such, these are the bits you want to use with my screws.
T10 for pivots, 4-40 and 6-32 screws.
T8 for 2