Millimeterarbeit - Perfection at its best

From a visionary idea, we focus on creating, designing and revolutionizing it into a product that we are proud to call it our brainchild. We dig to the very core of the earth of ideas to harness the rarest stone of creativity. That is Corstein. Creative approach in an ever changing and complex engineering world is our strongest suit. While others strive for profits, we strive for solutions.

Who we are

Quality is our top priority. Having the right person for the right job enables us to reach that goal. That’s why we have a team of experts and specialists, each adept in their own field, dedicated to help our customer achieve its target.

The Team

Experts & Specialist
Young Professionals
3rd Language Capabilities
Experienced in Major Industries


  • Industrial Design
  • Engineering
  • Automotive
  • Logistics

What we do

Graphics & Web Design
Functional Artworks by Creative Minds
Mobile Apps Interface Design
Human-Touched Digitalisation
Books & Publishing Design
Unlocking the potential of papers
Exhibitions Design & Consultancy
Audience-centric Practical Designs
3D Design & Technical Drawings
Translating Design into Useful Forms
Scale Model & Rapid-Prototyping
Attention to Details and Workmanships
3D Printing Design & Consultancy
Answer for Personal Manufacturing & Industry 4.0
Product Design & Consultancy
Beauty. Functional. Cost-effective
Engineering Research & Development
Keys for further improvements
Automotive Electronics & Diagnostic
Knowledge-based Sharing & Solutions
Project Management & Consultancy
Perfection in Management
Business Process Optimisation & Improvement
Efficiency of Everything
Business Proposal & Feasibility Studies
Failure is not an Option
Air Cargo Logistics Consultancy
Logical Logistics Solution
Germany Professional Chauffeur Service
Your Trusted Partner in Germany
German Translation Service
Globalised Communication

Where we are





We are one small team with big impact. We manage medium-size projects with huge potentials. We delivered little solutions with excellent results. We love what we do. So did our clients.



Suzuki Swift Sunvisor Mounting Replacement
Custom made mounting bracket for rear heated seat VW Polo 6R
Conceptual Design from raw ideas.
enemies of switches: oxidation and weak springs
restoration in progress
Don't have the right tool when you need it?
Long wet grass won't stop this drone from taking off and landing on it. Using the 3D printed landing gear extension, your drone will stay dry and clean.
Maybe if we can put 3Dprinter at this scale, restoration job is easier.
Fender Mirror mountings + custom-made silicon gaskets ready for delivery
Hello little Marvin!
Our customer in Atlanta, using our 3D printed landing gear on his Mavic Pro. Location here at Chattahoochee National Forest. Have a great flight!!! πŸ˜„πŸ˜„πŸ˜„
No. We aren't making any automotive airbag module connector. A good though.
Most failures in automotive electronics are simply due to bad wiring workmanships. Stop blaming the control modules!
Replacing the VW GTI emblem with our own company's 3D printed emblem. Swipe to the end to see the final finishing. 😊
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