The Hex Metric Nuts are accessories for bolts with a metric thread system, either fully or partially threaded, according to their respective class.

They are manufactured under the ISO 898-II and DIN 934 standards, in classes 5, 8, and 10, with finishes in black oxide, zinc-plated, and galvanized for classes 5 and 8, and black oxide for class 10.

Likewise, depending on their class, the Hex Metric Nuts are used for general or structural applications.