| Product Details | Metric | Inches |
| Dia | M12 to M36 | 1/2″ to 3″ |
| Length | 40 MM - 500 MM | upto 20 |
| Grade | 8.8, 10.9, 12.9 | |
| Standard | EN 14399, IS 3757, ASTM A325 |
Standard & Other names: HSFG BOLTS, IS 3757 Structural Bolts, EN 14399 Standard Bolts, IS 4000 Bolts, Heavy Head Hex Bolts, HSFG Fasteners, Heavy Hex Bolts, RDSO Approved HSFG Bolt/Nut, High Strength Friction Grip Bolts, HV Bolts, HSFG BOLT/Nut & Washer, HR Bolts, EN BOLTS, BSIII Rev 7 HSFG Bolt / Nut/ Washers, Zink Flake Coated Bolts, Bridge Fasteners, Bridge Nut/Bolts, Structural Nut & Bolts, Girder Nut & Bolts
New Star Industries is a trusted manufacturer of Heavy Hex Head Structural Bolts (HSFG) in India, designed for high-strength friction grip and structural fastening applications. These bolts are widely used in critical steel structures where controlled preload, joint integrity, and long-term reliability are essential.
Our HSFG bolts are manufactured using quality-approved raw materials and precision-controlled processes to ensure consistent mechanical properties and dimensional accuracy.
