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拉伸螺丝刀 / Stretch screwdriver

拉伸螺丝刀
拉伸螺丝刀

Combining telescopic antenna structure with screwdriver alows a screwdriver adapts to different size along with saving material and improving tool's portability.

University

South China Agricultural University

South China Agricultural University
Guangzhou,Guangdong, China

Design

South China Agricultural University

South China Agricultural University
Guangzhou,Guangdong, China