About us


Diato GmbH, founded in 1979 in Ostfildern, belongs to the leading manufacturers of diamond and boron nitride (CBN) abrasives.
Our abrasives are surface machined to a microfinish from 0.8 mm to 2000 mm. This allows the highest quality geometry and surface requirements in bores to be achieved.

As a subsidiary of Gehring Technologies GmbH, in addition to automobile manufacturers and their suppliers, we also supply general machine and tool manufacturers, manufacturers of hydraulic and pneumatic components, the air and space industry, and numerous other customers. Quality and Environmental Management as well as occupational and health safety are important elements our of company culture. Our process and customer oriented management system is certified according to the guidelines of DIN EN ISO 9001, DIN EN ISO 14001, NLF/ILO-OSH 2001 (seal of approval „Sicher mit System“) and VDA 6.4.

Products and services

Diato honing stones

With regard to our current ecological and economic challenges, we are convinced: Honing with diamond or boron nitride abrasives is indispensable in modern production processes.

Numerous factors determine the honing result. Only with the ideal composition of the honing stone and the perfect process-orientated coordination of the single parameters, can ideal results be achieved.

Hereby, high production quality, short cycle times and longevity of the respective tools are achieved.

Our specialists have had many years of practical experience in the entire field of honing technology. We can therefore ensure to define the ideal honing stones for our customers anytime.

We are able to define the ideal honing stones both for Gehring tools, and for tools from other manufacturers.
Solid honing stone

Further reading

Plasma honing stone

Further reading

Brunnwiesenstr. 9
73760 Ostfildern

Phone: + 49 711 / 3405-0
Internet: www.gehring.de
E-mail: Send message

Contact person

Markus Sigmund
Sales Tools nad Abrasives
Phone: +49 711 3405-142
E-mail: Send message

K.S.B co. (Rotson group)
P.O.Box 19395/1378

Phone: +98 21 22746712-4

E-mail: Send message

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