pipes -show
grabcad
It's just a game but it shows the capabilities of the program Tutorial: How to behaves the option "path of pipe" in the T-FLEX Parametric CAD http://grabcad.com/questions/tutorial-how-to-behaves-the-option-path-of-pipe-in-the-t-flex-parametric-cad
Download Model from grabcad
With this file you will be able to print pipes -show 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 pipes -show.