MODEL OF EXAMPLE RINGS, K.Mahr, Germany, 1942

The German company "Mahr" does not need unnecessary words, because for 157 years it has been the leading manufacturer of meters in the world, distinguished by the highest quality and innovation in metrology. For the last 4 years, the German company Mahr has been paying great attention to the development of a meter adapted to the Industry 4.0 system.
The set of exemplary rings "Mahr" has the following features:
The total number of exemplary rings is 9 pieces, all of them are black without any defects, regardless of age;
The rings are placed in the lodges of a black case made of solid wood;
The range of exemplary rings is 10… 18 mm (with a step of 1 mm);
Each ring has a deep engraving with the logo of the manufacturer "Mahr";
Each ring has a fine engraving with information from the German state metrological verification, incl. image of a German eagle and the number "42").
The set of 88-year-old model rings demonstrates the quality and high level of contemporary German metrology, which is the basis for modern technological achievements in Germany.