This is a small holes test print. This will let you know how small of a hole your printer can print accurately. Here are the diameters of the holes from smallest to largest: 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.5, 2.0, 2.5 mm. Be sure to post a picture if you end up printing this test! Happy Printing!