seit 1922 made in Germany

Mechanical Engineering

As a company specialized in engineering, our expertise lies in the manufacture and repair of steel products weighing up to 40 tons. With our high-quality machines and workshops we can successfully meet your individual needs. Having many years of experience and expertise our engineers will advise you and create a sustainable solution. We manufacture according to your drawing specifications.

Drive elements

Our various workshops are equipped with CNC lathes, conventional lathes, drilling machines, welding machines, milling and grinding as well as an annealing furnace. Through the wide ranging list of machinery, we ensure quick processing of drive components and thus see ourselves as the fire department in the steel industry. Our main focus is the processing of drive elements for hot rolling mills, cold rolling mills, plate mills and aluminum plants.

  • joint couplings
  • joint spindles
  • chocks

Mobile service team

Our experienced and trained professionals will help you on-site in case the components to be machined cannot be brought to our factory for different reasons. This reduces downtime and allows to optimize the prescribed industrial processes through a flexible scheduling of necessary work.

For example:

  • On-site submerged arc welding and MAG welding of profile and caliber rolls
  • Locksmith work
  • Disassembly and assembly of bearings
  • Other contractual work


Both for rolling as well as continuous casting of steel production chain we manufacture and weld rolls. The aim is to achieve the highest possible service life and thereby increase the economic efficiency. We can also advise you in relation to improved cooling effects and welding materials to increase the life of the rolls.

  • Run-out table rolls
  • Descaler rolls
  • Wrapper rolls
  • Pinch rolls
  • Continuous casting rolls

Welding workshop

In times of leak of skilled labour, we are pleased to offer you support from our specialized welding workshopHere we refer to certifications and list of tests and procedures to ensure best quality.

  • Submerged arc welding
  • MAG welding
  • TIG welding
  • E-welding
  • Aluminum welding
  • pressure vessel welding
  • Fittings welding

Special production

Since we have been working for more than 100 years for the steel industry and keep our experience alive, CETTO is always known for openness in terms of new ideas and markets. No matter what market you are active in, we as a mechanical and welding company process your products to your specifications. Just let us know, and then we can work together to find the best solution.

For example:

  • Drum shears
  • Turbine rotor
  • Conveyor rolls
  • Roll-table cassettes
  • Coilers

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