Quality · certifications · metrology

ISO 9001.
Manufacturing to micron tolerances.

Every part leaves the building documented, measured and traceable.

Quality

Precision is not
optional.

“Taking personal responsibility for quality is what separates a part that fits from a part that lasts for years.”

— Wilhelm Wagner · Head of production

DIN EN ISO 9001

Certified quality management system. Annual surveillance audits, full traceability across all processes.

Material certificates 3.1 / 3.2

Unbroken traceability from raw material to finished part. Certificates supplied with any order on request.

Wenzel coordinate measuring

Coordinate measuring machine plus Derby Etalon. First article inspection reports and series checks with 3D report.

Climate-controlled measuring room

A constant 20 °C ± 0.5. A separate room so that results in the micron range stay reproducible.

Certificates

Ready to download.
With registration number.

Both certificates are available as PDFs, in German and English. You do not have to ask and we do not have to dig them out — download them straight into your supplier file.

DIN EN ISO 9001:2015

Quality management

Audited processes from enquiry to delivery. Every part is documented and traceable.

Registration no.
25113 09 QM
Valid until
13.11.2028

DIN EN ISO 14001:2015

Environmental management

Coolants, swarf disposal and energy use are governed and monitored — evidence you can file in your supplier assessment.

Registration no.
251111 13 UM
Valid until
11.11.2028
Scope of both certificates

Machining of metals and engineering plastics by turning, milling, grinding and assembly.

Issued by Digital Institute for the Certification of International Standards.

Frequently asked

What you want to know before you enquire.

What tolerances can Koloseus hold?

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We work in the micron range. Our CNC universal cylindrical grinder makes that possible. Final inspection runs on Wenzel coordinate measuring equipment and Derby Etalon gauges.

Which materials do you machine?

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Steel (including hardened and stainless), stainless steel, aluminium, brass, titanium, plastics and special materials. Our machine park is set up for series work as well as single parts.

Is Koloseus certified?

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We are certified to DIN EN ISO 9001 (quality management) and DIN EN ISO 14001 (environmental management), both valid until November 2028. Both certificates are available as PDFs in German and English.

What batch sizes do you produce?

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From single parts and prototypes up to medium series. Our Nakamura turn-mill centres make complex parts productive, so both one-offs and repeat series are economical.

How long does it take to assess an enquiry?

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Once we have your drawing and quantity you will receive a quote without obligation within 48 hours. We accept drawings as DWG, STEP, PDF or DXF — straight through our enquiry form.

Which industries does Koloseus produce for?

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Automotive, mechanical and plant engineering, hydraulics, special machinery and precision engineering. Turning, milling, assemblies and cylindrical grinding in series.

Contact & visits

Karlstein am Main.
30 min from Frankfurt Airport.

In the area — Hanau, Aschaffenburg, Frankfurt? Come and see us. A tour of the shop floor is included, by appointment.

Route in Google Maps