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Parallel / ruler

Parallel
Parallel

This ruler is used to draw parallel lines. Moving the ruler with your fingers, and its hexagonal prism will roll regularly, making parallel lines. The rubber loops at its both ends can avoid skid resistance. The red dot in the middle is used to measure the distance.

University

Nanhang Jincheng College

Nanhang Jincheng College
Nanjing, China

Design

Nanhang Jincheng College

Nanhang Jincheng College
Nanjing, China

Xiaoqiao Shen Xinyan Wang Jiachen Xu Yumin Guo