I had to build this 38” long, flat bar, snipe, screwdriver, thing a ma jig to remove the adjuster plug on an ‘80s Saginaw power steering box. Even with the extra leverage it was still a hard grunt to back that bugger out. This tool was the 3rd attempt that night.
Edit: wrong photo link:
https://photos.app.goo.gl/Bp6q7EnAARx3W3Ly5