Modeler's Scale Ruler

This is a set of rulers for various scales with metric or imperial units, useful for model building.

Both real units and scaled units are displayed on the ruler, on each edge of the ruler, so you can see both at the same time. Flipping the ruler over, the real unit and scaled unit switch place.

The scales included are: Z(1:220), N(1:160), TT(1:120), HO(1:87), S(1:64), O(1:45), 1(1:32), II(1:22.5), III(1:16), V(1:11), VII(1:8) and X(1:5.5)

The scales and names are as defined by NEM [https://www.morop.org/images/NEM_register/NEM_E/nem010_en_2011.pdf](https://www.morop.org/images/NEM_register/NEM_E/nem010_en_2011.pdf)

The rulers are 30 cm or 12 inch long. The small version, that are printable on A1 mini, is 20 cm or 8 inch long.

Best quality are obtains printing them with 0.2 mm nozzle, but 0.4 mm can also be used.

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