红水杯

Single-sided triangle ruler

Overview

Derived from the triangle PCB ruler. https://oshwhub.com/Estarnex/chi-zi (Estarnex).
Changed to single-sided.
The ruler scale is changed to silk screen to avoid the original tin plating oxidation and blackening.
The bottom edge of the protractor has been changed to straight.
The protractor numbers can be slightly modified and enlarged.

Design Files

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Update:2024-11-15 02:16:19

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