A large format (A1 or A0) roll plotter, pencils, compass, protractor and set squares.

Obviously highly dependant on what you do. After being heavily screen only for most of my professional life, having the ability to print off a table sized drawing of an engineering diagram, review it, mark it up, and work with others in that process is really nice. It’s definitely more efficient in pure IO terms to work solely in the digital realm, but the forced interaction barriers help provide a little more room for rough thought before returning there for fine tuning.