A different ball driver set of nut drivers

[coolmercury]

I had forgot that I had this set and just came across it yesterday.  The ball is not marked, but the drivers all say USA.  I put the ruler with them to show the ball is only 1 1/2 inches across.  They may not belong together, as the ball is for 1/4 inch drive and the drivers look to fit something else.  However, they fit nicely in the ball and don't fall out and work fine.

[bonneyman]

I have one of those micro-ball drivers and didn't have any of the runners, so I converted to 1/4" square drive to be able to use 1/4" drive accessories. Nice for fine work, 3/16" and smaller.

[hickory n Steel]

Those nut driver shafts are interesting, they almost look like they could go to something like a 6 in 1 if they're not just missing their handles.