Usually, that would be the task of a locksmith. A locksmith would of course be involved in the creation of locks but also would be most qualified to make the accompanying keys (due to their specialist skills). A blacksmith would at best only be able to replicate existing keys for locks.
Blacksmiths start out making low end mail armor and work their way up to plate armor. They also can make keys to unlock most doors and lockboxes and can make weight and sharpening stones.
Blacksmiths make hot fore.
Yes, blacksmiths made and still make shields
blacksmiths make items using metal
yes
Blacksmiths were important because they were the ones who were able to make iron into useful items.
in the roman time the blacksmiths only had anything big and metal to make other big metal things. metal was very popular in the roman period and so the blacksmiths had an easy time
alot
to make metal stuff
Blacksmiths in 1870 would make wagon wheels, horse shoes and farm implements. Almost any ironwork was done by the blacksmith.
The blacksmiths make horse shoes
Do you mean apprentices or masters