Thu, 20 Jun 2013 06:05:15 GMT Ponoko - All items tagged with bead cord http://www.ponoko.com/showroom/euphy/7142 This is a sprocket for a Polargraph machine. It is designed to mount onto a 5mm stepper motor shaft, and drive beaded cord. Google polargraph for more information. For printing, the units are in mm.<br></br><img alt="Sprocket_trispoke_wide_5mm_axle_ponoko_thick_walls" src="http://static3.ponoko.com/design_images/images/1798/c078ad17-ad08-1ebc-165e-8d238f5574a1/sprocket_trispoke_wide_5mm_axle_ponoko_thick_walls.stl_showroom_image.png?1321896771" /> Fri, 20 Jan 2012 09:44:53 GMT http://www.ponoko.com/showroom/euphy/7142?time=Fri+Jan+20+09%3A42%3A43+UTC+2012 euphy