A locksmith repairs locks
locksmith
A person who repairs and installs locks is called a locksmith. They specialize in handling various locking systems, ensuring security for homes, businesses, and vehicles.
a locksmithA locksmith repairs locks.
Someone who makes and repairs locks is a locksmith; someone who makes hinges would be a blacksmith or forger. Sometimes one person will be both; today most hinges and locks are made in factories.
To find someone to do kitchen repairs I would call a local contractor.
A glazier.
If you mean 'What do you call someone who repairs books?' then I think the answer is a 'bookbinder'. Sources: 'Inkheart' by Cornelia Funke
A lock picker, or a picker.
dragon
A locksmith
locksmith
a locksmith