put the screws to (someone)
To exert excessive and coercive pressure, force, or threats of violence on someone. The bank has really started putting the screws to me ever since I began missing my mortgage payments. I'll send a bit of muscle around tomorrow to put the screws to him. Then we'll see if he's still so sure he won't sign the contract.
put the screws
to/on Slang To pressure (another) in an extreme manner.