The Hertweck Company


Chronology – our company is over 85 years old.

1925 Stefan Hertweck & J. H. found „Johann Dannenmaier Precision Company” producing tread dies called “Herda”.

1936 Product range enlarges to reamers, end mills, spot facers and countersinks.

1941/42 New factory building in Luisenstrasse, Gaggenau (50 employees).

1948 Currency reform in Germany after the 2nd World-War: “Ettlingen Tool Factory” is founded in rented premises.
Production of core drills.
New development of a machine for graving labels.

1949 Relocation to Gaggenau, 94 employees, manufacturing of hobs.

1964 Thread rollers are added to the product range.

1975 Hertweck’s 50-year Anniversary – 200 employees.

1977 Hertweck Präzisions-Werkzeuge is taken over by Protektorwerk
Florenz Maisch GmbH & Co KG, Gaggenau.

1980 Gerbo France S.A. in Sarreguemines/ France becomes Hertweck's subsidiary.

1990/91 Following regular modernisation over the years, a new thread grinding
machine is installed; product range is extended to include items such
as cold-forming tools, forming racks for serrations and incremental rolls.

1996 First customer audits, issue of a quality handbook.

1998/99 Installation of CAD workstations and introduction of Continual Improvement Process.

2000 DIN EN ISO 9001 – 70 employees. Hertweck’s 75-year Anniversary.

2001 Certification DIN EN ISO 9001:2000

2001-2003 Investments in most modern CNC grinding technologies of cut off planetary and cut off flat dies.

2004 Reorganisation of business processes.

2005 Extension of the  computing/ CAD/ CAM data protection.

2006/07 Acquisition of the Conti Fastener licence. Start of the licence production Taptite/ TaptiteII/ Powerlok etc.
Computing connection with GERBO.
Acquisition of the Mathread licence. Starting the licence production Mathread and Matpoint.
Acquisition of the Acument licence. Start of the licence production Rivtex, Strux, etc.
Renovation works of the production halls.

2010 Investment in a new milling centre/ CNC turning machine/ ultra-modern edger
Celebrating 85 year Anniversary