An Indestro 8-piece combination wrench set (No. 85215) from around the 1950s-60s.
Pieces include:
> No. 01077, 3/4"
> No. 01076, 11/16"
> No. 01075, 5/8"
> No. 01074, 9/16"
> No. 01073, 1/2"
> No. 01072, 7/16"
> No. 01071, 3/8"
> No. 01070, 5/16"
Any info you might provide...