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twist / wrench

twist
twist

When using a wrench, often encounter stress area is lesser repressed into palms.If stress area is large and your hands will feel more comfortable.If stress area is lesser, then your hands the oppression of the uncomfortable.

University

Aohua Endoscopy CO.,LTD.

Aohua Endoscopy CO.,LTD.
Shanghai, China

Design

Aohua Endoscopy CO.,LTD.

Aohua Endoscopy CO.,LTD.
Shanghai, China

Wang Qiubo,Hu Xinyuan