https://www.amesweb.info/Screws/Internal-Metric-Thread-Dimensions-Chart.aspx
https://www.engineersedge.com/thread_strength/internal_screw_threads_chart.htm
  dMajorMax = dMajorMin + 1.01 * (dMinorMax - dMinorMin)
  formula empirically derived from metric tolerances

https://www.engineersedge.com/hardware/metric-external-thread-sizes1.htm
https://www.engineersedge.com/hardware/metric-external-thread-sizes2.htm
  dMinorMin = dPitchMin - (dMajorMax - dPitchMax) * 0.948
