INDASCO products meet international quality standards, providing fasteners trusted across industries worldwide. Certified processes and strict inspections ensure every piece delivers consistent excellence and reliability.
Our high-strength bolts are engineered for heavy-duty applications, supporting massive loads with unmatched safety. From bridges to machinery, INDASCO delivers performance where strength truly matters.
Beyond traditional fasteners, INDASCO focuses on innovative designs and custom solutions tailored to client needs. We combine technology and craftsmanship to deliver smarter fastening systems for modern industries.
Each category level on our website provides a clear structure that helps you navigate smoothly between different product groups. Here, you can view all related subcategories along with the products that belong to them. This approach allows you to quickly identify specifications, explore alternatives, and access technical details without confusion. Whether you are sourcing for a project, comparing standards, or selecting the exact item required, this section gives you a reliable starting point to proceed with confidence.

ISO 4775 - 1984
Hexagon Nuts for High-Strength Structural Boltinig with Large Width Across Flats - Product Grades B - Property Classes 8 and 11

ISO 7413 - 1984
Hexagon Nuts for Structural Bolting, Style 1, Hot-dip Galvanized(Oversize Tapped) - Product Grades A And B - Property Classes 5,6 and 9

ISO 7417 - 1984
Hexagon Nuts for Structural Bolting - Style 2, Hot-Dip Galvanized(Oversize Tapped) - Product Grade A - Property Class 10

ISO 7414 - 1984
Hexagon Nuts for Structural Bolting with Large Width Across Flats, Style 1 - Product Grade B

EN 14399-10 (HR) - 2018
High-Strength Structural Bolting Assemblies for Preloading - System HRC - Regular Nuts (HR)

EN 14399-4 (Nut) - 2015
High-strength Structural Bolting Assemblies for Preloading - Part 4: System HV - Hexagon Nuts

EN 14399-7 (Nut) - 2007
High-strength Structural Bolting Assemblies for Preloading - Part 7: System HR — Hexagon Nuts

EN 14399-7 (Hexagon Nuts) - 2018
High-Strength Structural Bolting Assemblies for Preloading - Part 7: System HR - Hexagon Nuts

EN 14399-8 (Nut) - 2007
High-Strength Structural Bolting Assemblies for Preloading - Part 8: System HV–Hexagon Fit Nuts
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