The performance of a specialist, with the added versatility.

Bonioni has two production sites in France and in Poland, thus grouping together all the professions of cold heading and production of parts according to drawings or special screws and technical fasteners, green steel parts, but also the associated technologies: machining, overmolding, assembly…

The BONIONI group thus puts its know-how at the service of all sectors of activity requiring fasteners, standard fastners or special parts.

Read more about cold forming advantages vs bar turning.


More than a manufacturer, a partner at your service.

With more than 60 years of experience and technological mastery, a high-performance machine park and an R&D office that brings together multiple skills, Bonioni is able to study and produce highly technical parts, perfectly adapted to the requirements and constraints of its customers.









Discover our latest news.

Gender equality index 2023

Bonioni’s gender equality index is 88/100 for 2023.


Pay gap indicator: 35/40

Individual increase rate gap indicator: 35/35

Increases on return from maternity leave: not calculable

Presence of women among the company’s top earners: 5/10

Global Industrie 2024

BONIONI will exhibit at the 2024 Global Industrie Trade Fair which will take place in Paris, France, between March 25 – 28

Find us in the Hall 5, booth Nr. F24

 Let us meet there !