HEROLD Maschinenbau GmbH is a medium-sized, family-run company. With more than 40 employees, we work on successful solutions for your product. You can obtain system assemblies from HEROLD Maschinenbau GmbH "from a single source" - from development and design through production and assembly to delivery

Heron CNC Technik is part of the Heron group
top modern machinery
3-shift operation in the 24/7 model

-very high quality standards
-fast response times
-top prices

We are 100% Made in Germany
Our competence lies in the production of carbide tipped tools for the construction industry. We manufacture drills, drill bits, chisels and grit tools in series from 1 to 10,000 pieces. We use state-of-the-art technology to produce the standard range, which also incorporates our results from R & D. A core element of our expertise is the creation of customer-specific tools, which we offer as a complete solution from consultation to design to production.
Our technologies include turning / milling / grinding / inductive soldering / wire cutting / assembly

turn cutter, small boring and motor revision

Severin Heusch founded the company in 1850.


His invention — the first mechanical clipper — revolutionized the technology used in textile processing at that time.
This innovation is the cornerstone of HEUSCH's success story.
HEUSCH knives are synonymous with top quality.

Quality that still defines standards today.

Hexamec, Lda. is a dynamic and innovative company specializing in precision metalworking, backed by a technical team with over 20 years of experience in CNC programming and quality management. Although recently established, Hexamec leverages its extensive expertise to deliver high-precision components tailored to meet the unique requirements of each client. We are committed to providing exceptional quality, with stringent quality control measures in place, including advanced measurement equipment and certified raw materials. While we are not yet ISO 9001 certified, obtaining this certification is a key objective as we continually strive to enhance our quality management systems.
At Hexamec, we understand the importance of meeting deadlines, and our streamlined processes ensure timely delivery without compromising on precision or quality. Whether you require custom machining solutions or high-volume production, Hexamec is equipped to exceed your expectations with a focus on reliability, precision, and customer satisfaction.

HFI is a global tier 1 supplier of precision engineering parts and components for demanding companies in market segments such as: Measurement & Control, Medicine, Semiconductors & Optics, Energy, Defense, Food & Agricultural Suspension.

HFI is literally and figuratively about manufacturing extremely precise products from a wide variety of metals and alloys. We achieve this through a combination of highly qualified, practical and experienced professionals as well as advanced and efficient processing methods using the latest CNC-controlled machines.

What sets us apart? Our long-standing and solid relationships with our customers. As a reliable partner in our customers' supply chains, we understand the value of stability and continuous delivery of the highest quality and precision like no other. Every day anew.

At HFI, we believe in self-development like no one else. We not only manufacture products in accordance with our customers' specifications, but are also constantly developing our own process solutions. Not only in the form of tools, but also through innovative, tailor-made production systems and equipment. Every day, we work on innovations to meet the constantly changing needs and wishes of our customers.

We do this from our headquarters in Groenlo in Gelderland, in the middle of the Achterhoek, with a dedicated team of 85 motivated and enthusiastic colleagues.

What is unique for HFI on the market is our delivery reliability, our high level of precision work and quality. We strive for nothing less than the highest level of excellence. Proud of what we've achieved so far, we work passionately to exceed all expectations.

Company HF NaJUS exists under this name since April 1-st 1997, but was established in 1937. Our company with more than 220 machines in complete range of technologies enables us to build all types and any size of machines and parts that customers require. Our primer activity is manufacturing of machines, groups and spare parts accordance with design supplied by our customers. Company has got 8000 square metres machining area and 5000 square metres assembly area.
The aim of our company is to provide a long-term development and to keep
our technical and technological facilities on a high level in order to be able to enter the competition with other similar companies in the branch. Each of the activities sustained by the company is marked by highly developed professional approach, which has become a must in the company’s policy.

 Designing and production of special – purpose machinery
 Designing and production of special cutting tools
 Designing and production of moulds for pressure castings of metals and for plastic materials
 Designing and production of gauges and fixtures
 Designing and production of pressing, shearing and bending tools
 Designing and production of parts, heat treatment, tool sharpening, sand blasting

Company founder Hans Georg Hillreiner was always convinced of the idea of self-employment.

In 1987 he successfully passed his master's examination. With this qualification and the subsequent foundation
In the original mechanical workshop, he begins production on his first machine.

A small series for MAN and cruisers as well as devices for BMW are manufactured on it.

In 1991, the move into the new company building follows, as another machine is needed due to the great demand.
Due to the high quality of the parts produced and the associated increase in orders, a support worker was hired in 1995 and the existing production building was enlarged.

In 1998 a new production building is built. This is equipped with new machines and more employees are hired.

In 2000, customer demands and orders are increasing rapidly, requiring the production of larger quantities of a wide variety of parts.As a result, an administration and office building is built in 2001 and HGH moves into it.

In 2017, HGH was renamed a GmbH and handed over to the daughter Barbara Hillreiner.

Our management system was already certified according to ISO 9001:2008 in 2011.
As part of the re-certification, we were audited and certified according to the new ISO 9001:2015 in autumn 2019.
Due to constant testing of the effectiveness of quality-related activities, the organization and methods of quality management in our company are constantly being adapted to the latest findings and requirements.