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Tornilleria Amezua manufactures solutions for all sectors. Our production of metal fastenings includes studs, furthermore bolts, screws, axes, u-bolts, etc. We offer studs manufactured to equal or different length of thread.


Our technical office works, day by day, to bring the best services to customers. We are able to manufacture our products according to DIN 938, DIN 975, DIN 976, DIN 2510. In addition, technical office department is able to work under plane to produce custom products as customers require. We guarantee the high performance of our fasteners, thanks to our know-how after 60 years manufacturing, the selection of raw materials both different grades of steels (5.6, 8.8, 10.9, 12.9, B-7) and stainless steels (A-2, A-4).



Wind Power


Bolts to


HV fasteners to

heavy industry

 B7 fasteners to


Tornilleria sector eolico
 Tornillos pernos  
Tornilleria estructura hv Tornilleria calidad 12.9

Manufacturing of fasteners to leader companies of Wind Power industry according to U.S.  and European standards.

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Since 1951 we manufacture bolts under drawing to agriculture, integrating it selves in the innovation process of the company.

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Fasteners for high performance and resistance fasteners that protect both the safety of persons such as structural.

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Manufacture of bolts for petrochemical facilities under strict quality control and with European and U.S. standards.

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