Your A-supplier for everything to do with machining. Carousel turning, milling, drilling and much more!


We are a middle-sized family business, which is already being run by the 2nd generation.

In 2020, we celebrated our 50th company anniversary at Kuppler GmbH and we are proud of that.

Our experience and our courage to always dare something new, as well as our commitment and reliability, have led us to today’s success.

Together with our customers, we would like to continue to grow successfully in good and long-term relationships. To achieve this, we guarantee reliable delivery times, stable prices and a high level of quality! To make this possible, we offer high-grade components in uncompromising quality. We achieve this with our team of qualified and motivated employees, competent work preparation and our quality assurance.

For our customers, we rise to every challenge!

Zerspanung - Drehen


With 7 carousel lathes, we cover a very wide range of machining measures.

Carousel Lathe
– Ø up to 4,000 mm
– Max. Component weight 40t
– Processing of half components
– Tolerance up to 0.02mm

Machine Park List

Zerspanung - Bohren/Fräsen


In order to cover all areas of machining, we have 4 drilling and milling machines.

– Processes up to X = 6,000 mm x Y = 3,000 mm
– 5-sided machining using a rotary table
– Workpiece weights up to 35t
– Drilling up to a diameter of 150 mm
– Tolerance up to 0.02mm

Zerspanung - Bearbeitungszentren


Our modern machinery not only has lathes and boring and milling machines, but also 2 machining centers.

– Procedures up to
X = 2,800 mm x Y = 1,800 mm x Z = 1,800 mm
– Workpiece weights up to 5.7t
– 5-axis / 5-sided machining
– Multi-sided machining in one clamping cycle
– flexible tool and pallet changing systems


Our strengths lie in the one-off production and manufacture of prototypes in the machining of large parts. Extensive repair and overhaul work can also be carried out on our premises. In addition, smaller assembly work can be carried out at Kuppler.

Our services do not end with drilling or turning of your components, together with our longlasting partners, we cover alot of additional tasks and responsibilites.

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As a contract manufacturer, we have gained a wealth of experience and extensive knowledge in the machining of large parts over more than 50 years.

We use this know-how every day to achieve the highest precision even for the largest turned parts up to Ø 4,000 mm and drilled/milled parts up to x = 6,000 mm, y = 3,000 mm.

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