Keller GmbH is a specialist in precision and machining technology in industrial special machine construction. Our engineers and technicians specialize in individual and series development. With our many years of experience, we are a competent system partner for technical advice and implementation in machining technology, in fixture and special machine construction. Our core competencies include:
- Complete solutions
- Devices
- Toolmaking
- Technical advice
We have a lot of experience when it comes to optimizing the production of components. We have a broad customer base for this purpose – mainly in special machine construction. For example, we help customers with our expertise in advising on important “make or buy” decisions. In addition, we offer our support with variant management and the maintenance of consignment stocks and their support.

Keller GmbH has a machine park based on the latest technology, standardized for one manufacturer. The advantages are the simple exchange of data between the systems, and the operators can quickly familiarize themselves with a new machine.
A selection of our Machinepark
- CNC machining center 5-axis Mazak VTC-800
Working area: X3000mm, Y800mm, Z 720mm; 4 axis
Rotary table Ø500 B-axis + – 110 °
- CNC machining center 5-axis CV5-500
Working area: X 730mm; Y 450mm; Z 470mm, with 4.
Axis rotary table Ø 500mm
- CNC machining center 4-axis Mazak VTC – 200 II
Working area: X 1660mm; Y 510mm; Z 600mm 4th axis
Round table Ø 500mm
- CNC machining center 4-axis Mazak VTC – 20 B
Working area: X 1120mm; Y 510mm; Z 510mm with 4.
Axis reversing clamp
- CNC machining center Mazak VCN 530 C
Working area: X 1050mm; Y 530mm; Z 510mm, with
4th axis rotary table Ø 300mm
- CNC milling machine Hermle UWF 1200
Working area: X 850mm; Y 630mm; Z 550mm
- Mazak Quick Turn Nexus II 250 II CNC lathe
MY work area: Ø 400mm x 1500mm; Y ± 50 mm,
Bar loader up to Ø 80mm
- Mazak Quick Turn Nexus II 250 II CNC lathe
MY work area: Ø 400mm x 500mm; Y ± 50 mm
- Mazak Quick Turn Nexus II 200 II CNC lathe
SY II double spindle
Working area: Ø 250mm x 500mm
- Mazak Quick Turn Smart 200 M CNC lathe
Working area: Ø 300mm x 500mm
- Mazak Super Quick Turn 250 M CNC lathe
Working area: Ø 300mm x 500mm
- Weisser Junior lathe
Center height: 240mm
Distance between centers: 1000mm
- SolidCam external programming station
2D / 3D Din / ISO milling