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Spiesel has published 3 free 3D printable models with a total of 228 downloads and 29 likes. Most popular categories: PTC Creo Parametric 2.0, STEP / IGES, Pro/Engineer Wildfire R5.0, Pro/Engineer Wildfire R5.0, STEP / IGES. Models available on Grabcad, Printables. Active since 2013.