Sun, 26 May 2013 02:01:25 GMT Lasercraft - showroom of unique products for sale on Ponoko http://www.ponoko.com/showroom/Lasercraft/8640 Laser cut spiril stairs 6mm ply stl file You can change and add to the design. You can also change it to suit the size you want. <br></br><img alt="Spiril_stairs2_showroom_image" src="http://static2.ponoko.com/design_images/images/71048/9d16db28-b6c6-40db-576b-ad41e9170c80/spiril_stairs2_showroom_image.jpg?1347536920" /> Thu, 13 Sep 2012 17:33:51 GMT http://www.ponoko.com/showroom/Lasercraft/8640?time=Thu+Sep+13+11%3A44%3A26+UTC+2012 Lasercraft