Here are the results and a key for the detail test that I had printed by Shapeways in stainless steel. The detail is quite remarkable. If this interests you, check out the 3D Printed Metric Hole Test Pattern and Key.
First the scale, compared to a penny:
This is the key in case you want to try to print these yourself in different materials. Click for a larger view.
And finally the front and back. Click for larger views.