any info about Auto-Kit No. 200 , set or kit or ? have one -7\8 and 25\32-very nice condition - anything about would be neat . ? thax/

Here is authoritative info on those. J P Danielson was probably the maker.

http://alloy-artifacts.org/danielson-jp-company.html#auto-kit

If you have a set without the pin and nut to hold them, I have some reproductions for sale.