[masraum]

Originally Posted by A930Rocket

I had heard decades ago, the military used a weird size, to prevent theft, as they were not compatible with standard sockets, etc. That said, I have a 1/2” drive Snap On ratchet from about 1942, that my grandfather used at the Charleston naval shipping yard.

That's what I read about them. As far as I've been able to tell, the military issue stuff that was non-standard size was only the small 1/4" vs 9/32". I've found plenty of military issue stuff online that is 3/8" and 1/2". I guess they were only worried about stuff small enough to fit a pocket.