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Transformable ruler / Transformable ruler

Transformable ruler
Transformable ruler

With novel designed hinges and soft tips, this set square could transform to a multipurpose straightedge containing 4 frequently-used angles.

University

Zhijiang College

Zhijiang College
Hangzhou, China

Design

Zhijiang College of Zhejiang University of Technology

Zhijiang College of Zhejiang University of Technology
Hangzhou, China

Zhengxiao Jin,Zizheng Wang,Peng Tian ,Shuai Zhang