About this 3D model

This is a drawn up stepper motor from the drawing http://2.bp.blogspot.com/-Imy1BiOvu1g/UBbEGaKY7mI/AAAAAAAACCs/3nVIPo-mIWg/s1600/motor150.gif http://www.2engineers.com/ http://www.thingiverse.com/thing:27675