The library will use the center point in the allowed range and create a screw with a diameter of 9.86 mm. A M10 nut at the default tolerance has a major diameter (which is the inside diameter) between ...
While some feel its 40.6mm diameter is too big ... As you can see, hours 2, 6, and 10 are displayed twice at the beginning and the end of two scales. It is a fun, different way of displaying the time, ...