Via Nazionale 3 23885 CALCO (LC) Italy Tel. +39 039 9535300
info@growermetal.com pec: growermetal@legalmail.it
A busy fall of international trade shows lies ahead!
Grower Econical® is the ultimate green evolution of the standard conical washers.
GROWER OHMLOCK® is Growermetal’s new exclusive fastening solution designed for battery pack applications.
Growermetal is happy to announce the launch of Grower SpheraTech® – SMART SPHERICAL SOLUTION developed by our laboratory.
With just one click you can enter Growermetal’s digital archive and view all documents about the company and its products.
Founded in 1950, Growermetal is a leader in the production of security washers, blanked parts according to customer’s specification and coiled spring washers for railway.
Since its establishment, Growermetal maintained its independence and has been run by the Cattaneo family, and it is now run by the second generation of entrepreneurs.
Growermetal achieved the EN 9100:2018 certification, issued by the IAQG (International Aerospace Quality Group).
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We invest technological resources to make our production innovative, efficient and complete. We manage each process in-house, determining and mapping all the steps of the procedure and developing processes that are ISO 9001, ISO 14001, IATF 16949 and EN 9100 certified.
From design to blanking, coining, wire rolling and treatments, we carry out tests in order to create high-quality products according to the ultimate security standards.
Two generations and more than 70 years of history. Discover our numbers.
YEAR OF ESTABLISHMENT
EMPLOYEES
COMPLETE AREA
Over 4.500 standard washers according to DIN, ASME, NFE and other international standards. More than 2.500 special items manufactured according to customer’s specifications or drawing.
Discover the complete range of washers produced inside our company.
High elastic stress, for heavy applications and an unparalleled fastening.
Strong washers, for effective anti-screw and elastic performances.
Flat washers for screw, for nut and Ribbed flat washers. Choose your fastener.
Elastic and special washers: Growermetal’s label for railway applications and heavy mechanical.
Superior anti-loosening results, with Grower Twin-Lock® system.
Steel spring washers for light applications.
Your trusted partner, in the electrical contact industry.
Choose a safe locking, even on non-parallel bearing surfaces.
Grower TenKeep®: maximum performance, for extreme applications.
Browse our tailor-made products and special washers, for every kind of application.
Push-in caps: the best solution for holes sealing.
Variety and versatility, for fasteners with weak tightening couples.
Oct 2026
Fastener Poland®14-15 October 2026 Growermetal’s fall season will begin in Poland, where our company will take part in the ninth...
IZB 202627-29 October 2026 IZB is one of the unmissable biennial events in our trade fair calendar, and the 2026 edition will be...
Last Saturday, the Growermetal team gathered outside the company walls for a day immersed in the nature of the Monte Barro...
New collaboration with One Off Innovation to develop AI solutions for industry Growermetal announces the launch of a new...
Growermetal is proud to announce that it has achieved ISO 27001 certification, the international standard for information security...
Our team is at your service to find the best solution for every request.
Discover the open positions in our company. Be part of the Growermetal team.