Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

File design / Equipment improvement

File design

The rasp is designed for use in daily life for thinking, i.e. without affecting the relationship between the human-machine tool, the tool head through the one side to smooth the tool to reduce the discomfort caused to people.


Zhengzhou University Of Ligh Industry

Zhengzhou University Of Ligh Industry
Zhengzhou, China