Sorry, I don't have a specific number but from my own experience you can really clamps down on the screw terminals to to the point of almost having a gas tight connection. I've never stripped a screw termination.
Furutech AC torque
I am re-making a power cable using Furutech FI-28 (R) plugs. Does anyone have the package insert that specifies the amount of torque to the screw terminations? Thanks!