These are various Original Chevrolet Spark Plug Sockets. From Left to Right…1916-1923 $16;  1924-1928 $12;  1935-1940 $15;  1941-1948 for 10 mm spark plugs $12;  1949-1954 $16.   Shipping is extra.

Dave

ps. I have quite a lot of original Chevrolet tools which were found provided by Chevrolet when it was purchased new. Send me an email to discuss. IF you are not a VCCA member, send me enough information so that I know that you are not a scammer.