This is a script a great tool to generate different type of screws in cinema 4d.

System : Win and Mac

Cinema4D : R12+

How Install :  Unzip the File and open c4d file

Author: Oliver Vogel

Download page: http://olivervogel.net/work/article/9/screw_toolkit_for_cinema_4d.html

Direct download: http://olivervogel.net/public/download/ScrewKit.zip