Master key set

Master key set also called «Rossignols» in french
Locksmith tools - Late nineteenth / Early twentieth century

Nice set of 20 keys with various shapes for opening antique locks.

Made of iron, they offer very different profiles

Rare and very complete set (!)

5 additional ant iquekeys were added to the keychain.
The total is of 25 keys but five of them are not from the original set.