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HORIZONTAL SET SQUARE / ruler

HORIZONTAL SET SQUARE
HORIZONTAL SET SQUARE

You can draw horizontal lines on the vertical plane through adding gradienters into the ordinary set square, the applied ranges of which are white board, black board and so on.

University

Tianjin Polytechnic University

Tianjin Polytechnic University
Tianjin city, China

Design

Touch Industrial Design Co.,Ltd

Touch Industrial Design Co.,Ltd
Foshan City, Guangdong Provice, China