Unbrako

About Us

Unbrako – Precision High Grade Alloy Stainless Steel Fasteners

Established in 1911, Unbrako is a global leader in the design and manufacturing of high-tensile industrial fasteners. Renowned for pioneering the internal hexagon socket screw, Unbrako's products are integral to critical engineering applications worldwide.

Product Range

1. Socket Screws: High-strength fasteners available in various sizes and materials.
2. Hex Bolts Screws: Precision-engineered bolts and screws for diverse applications.
3. Hex Nuts: Durable nuts complementing Unbrako's fastener solutions.
4. Washers: Essential components ensuring secure fastening.
5. Structural Assemblies: Custom solutions for complex engineering needs.
6. Stainless Steel Fasteners: Corrosion-resistant options in A2 and A4 grades.
7. Petrochemical Studbolts: Specialized fasteners for the petrochemical industry.
8. Specials: Tailored fasteners meeting unique requirements.

Manufacturing Capabilities

• State-of-the-art facilities in India, including a $100 million plant in Bhopal.
• Advanced cold forging technology for precision manufacturing.
• Production capacity of up to 300 tons per day, covering sizes from M2 to M39.
• Global distribution network with warehouses in the UK, USA, and Australia.

Certifications

• ISO 9001:2008 – Quality Management Systems.
• ISO/TS 16949:2009 – Automotive Quality Management Systems.
• ISO 14001:2004 – Environmental Management Systems.
• BS OHSAS 18001:2007 – Occupational Health and Safety Management Systems.
• NABL ISO/IEC 17025:2005 – Laboratory Competence.
• CE Certification – BS EN 14399 15048 for construction products.
• Licensed applicator of Delta Dorken and Geomet surface coatings.