Welcome to the H-O-T Group
Germany‘s No. 1 for the refinement and optimization of precision tools and high-quality components!

When it comes to top performance, maximum service life and uncompromising quality,  we are the specialists – from one-off production to series production, for product areas with complex geometries and high precision requirements.

With over 50 years of practical experience, we minimise friction and wear for national and international customers – making your parts and components significantly  more efficient.

What can we optimize for you?

The H-O-T Group at a glance

Heat Treatment
Hardening

Get the most out of your steels.

Hardening

Heat Treatment
Nitriding

Discover the benefits that will quickly pay off for your company.

Nitriding

Coating Technology

High performance down to the last nanometer – layer by layer.

Coating

Laboratory-Service

Analyses for maximum component safety:
Material analyses, hardness measurement, crack testing and much more – carried out directly at our premises.

Laboratory-Service

The future requires responsibility

Durability is our contribution to sustainability – for your components and our environment.

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