No45 / No55 Reproduction fence screw

This is the locking screw for the later micro-adjust fences on No45s and later No55s. It is a 10-28 screw & and a reproduction of the original 

it is part no 86 on the illustrated parts breakdown 

for more info on the No45, see: Inventorying the Stanley No45 combination plane w/ a brief overview of the parts
https://youtu.be/Vzdx3XmFynU