Screwdriver
grabcad
Before deciding on which design to create in GraphCAD, I opted to commence with a screwdriver modeling project.
Download Model from grabcad
With this file you will be able to print Screwdriver with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Screwdriver.