Thingiverse
Ruler (mm-cm)
by mverive
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Simple ruler in mm and cm, with hole to put on keychain.
09-5-2017: modified to embed markings into ruler for smoother finish, and to avoid issues with tiny marking knocking off.
09-5-2017: modified to embed markings into ruler for smoother finish, and to avoid issues with tiny marking knocking off.
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