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Special Fasterners


Tornilleria Amezua satisfies demands of its customers since 1951, manufacturing fasteners according to current regulations.

Tornilleria Amezua has the technological capacity to manufacture any hot stamp parts required, acquiring added value to our products. Thanks to this dynamism, our fasteners are present in many industrial sectors.

 Tornillos a medida

Besides working on the most common standards (EN, ISO, DIN... ), Fasteners Amezua is also able to manufacture metal fastenings own low standards of quality standardization associations from different countries ( ASME , JIS , BS, ...) and obviously, on customer specifications own quality . 

Tornilleria Amezua is able to adapt without difficulty to special dimensional requirements of mechanical properties, surface finishes, etc., For the manufacture of all kinds of hot stamp fasteners. We produce from 12 mm to 72 mm diameters with lengths up to 800 mm and also to manufacture studs to 2000 mm lengths.




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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