The Screw Tapping 4x4 is the lowest priced item on this F-22-3 schematic.
A sample from the products for the F-22-3 include: Plate,rr.winker S, Socket(comp),r Fr, Screw Tapping 4x4, Winker Assy.,l Fr.
With a quantity of eight pieces, the Screw Tapping 4x4 is the most used part in the F-22-3 diagram.