ADVANTAGES WKK
- Design, toolmaking and series production at the same location
- Process safety (ISO 9001 and 13485)
- High level of punching know-how
- prototype manufacturing
- Flexibility of an SME
- Environmentally conscious (ISO 14001)
Your partner for punched articles, punched parts and punching tools
Welcome to WKK - we are your partner for innovative, rational and profitable solutions for stamped and bent parts!
For 50 years, WKK Kaltbrunn AG has held its own in a highly competitive market. As a supplier, we have always managed to be close to our customers and their needs, despite the ups and downs. Thanks to innovations in toolmaking and perfection in series production, we can proudly write "Made in Switzerland" on the stamped parts we produce, despite the strong currency pressure. Immerse yourself in the world of WKK Kaltbrunn AG and let us know what experience we can offer you. Innovative, fast and cost-efficient - that's what we stand for as your partner for high-quality sheet metal products! Our own tool shop and stamping shop are the hallmarks of our core competence.
Individual punching solutions
The punched parts from WKK Kaltbrunn AG can be found everywhere - even in the mountains on ski tours. Regardless of the area of application, WKK's stamped parts inspire with precision and durability. We deliver to various industries: Medical, building technology, electrical, industry and leisure.
The punching seminar
Complex stamped parts and sheet metal parts can be produced in large quantities ready to drop with stamping tools. Visit our punching seminar and learn more.
Roll the film!
To give you an overview of our services, we have compiled an image film for you. Have fun on this little tour through the world of WKK Kaltbrunn AG!

WKK at the sponsor run Together against childhood cancer
22.05.2023 -The legs are burning, the heart is pounding, the runners add another lap, the spectators cheer!
It is shortly after midday at the Fronwald sports facility in Zurich Affoltern. The sponsored run "Together against childhood cancer" is taking place here.
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Occupational safety: Employee training on overhead crane
28.04.2023 -Yesterday was an unusual day, the stamping presses stood still for once. Instead, the production and toolmaking staff were trained in the use of the overhead crane.
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