(...) Studs aren't 8-sided cylinders; they are 16-sided cylinders just like the other cylinders. The low-resolution stud files are 8-sided cylinders. These files have the same filenames as the regular studs, but with a '2' instead of a 'd' (i.e. (...) (23 years ago, 16-Mar-02, to lugnet.cad.dat.parts, lugnet.cad.dat.parts.primitives)