Does anyone have any idea when SK used the blue metal box for tool sets? All I knew of were the green ones.
Also, when did they change the size of the lettering on the sockets from about 3/16 to 5/16?
Thanks.
S-K Wayne Trademark. The S-K Wayne trademark was used from about 1962 through 1969. according to alloy-artifacts Might of been other years . Don't know
