LearnRussian #RussianIdiom #RussianSaying

закручивать гайки {v. phr.} {informal}

zakruchivat'gajki

{literally} to tighten up the screws.

~ tighten the screws (on smb).

To make the requirements or conditions tougher.

Comp.: выкручивать (заламывать) руки