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Circulation / Screwdriver Design


It is very inconvenient that uesr is fixing something and looking for the screw heads at the same time.
For the reason,The screwdriver has many kinds of screw heads.
User can choose which screw head he wants because we use some signatures to identify different kinds of screw heads.


Tatung University

Tatung University
Taipei City, Taiwan


Tatung University

Tatung University
Taipei City, Taiwan

Pai Chia Chiu ,Ting Chao Yan