What are these?

[Muddyfoot43]

One is marked "Cornwell" the other is marked "MAC"---FG10 . Feeler gauges? The strip is like spring steel, very hard.

 

[454ragtop]

Tool for removing tool box drawers?

 

[woody 73]

Mac does use the FG code to indicate Feeler Gauge.

 

[Snaparxon]

From a MAC catalog number 62