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Multi screwdriver / screwdriver

Multi screwdriver
Multi screwdriver

One of tools which are easily used in life is driver.
But, it's not easy to find the driver which is for size and form in necessity. And, there are lots of inconveniences for storage.
The forms of driver which is used the most often are combined to one objet so as to improve usability and storage.
By obtaining a motive from the method to operate multi-colored ball-point pen (ex: 8 colored ball-point pen), ⊕, ⊖ drivers of each 4 form in one form of driver are pushed by rotation of middle body one by one.
The form of necessary driver is turned for the point of yellow mark.
There are total 8 types of driver.


Kookmin University

Kookmin University
Seoul, South Korea


Kookmin University

Kookmin University
Seoul, South Korea

Seung Woo, Jung Jong Ho, kim Chun Hui, Park Ji Min, Kim