M8-1.25 x 25 mm Flanged Hex Head Bolts Flange Hexagon Screws, Full Thread, Alloy Steel, Zinc Plated, Quantity 20
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- 10.9 GRADE STEEL STRENGTH M8x20mm bolts made of 10.9-grade alloy steel (30% stronger than 8.8-grade) for extreme load-bearing and shear resistance in automotive, machinery, and heavy-duty applications.
- BLACK ZINC PLATING | 96H SALT SPRAY TEST Durable black zinc coating exceeds 98-hour salt spray resistance (vs. standard black oxide), preventing rust in marine, outdoor, or high-humidity environments.
- DIN6921 FLANGE DESIGN Precision-engineered flange head (DIN6923 compliant) distributes pressure evenly, reduces vibration loosening, and protects soft surfaces like aluminum or plastics.
- UNIVERSAL M8-1.25 COMPATIBILITY Perfect for OEM replacements in engines, industrial equipment, marine use, and DIY projects. Includes crush-proof storage case for easy organization.
- QUICK INSTALLATION GUARANTEE Pre-aligned threads work with 13mm wrenches. Backed by lifetime warranty and 24/9 support for risk-free purchasing.
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Select a product to estimate shipping.High-Strength Hex Flange Head Bolts with Black Zinc Coating
These Grade 10.9 Hex Flange Head Bolts are engineered for demanding applications in automotive, truck repair, and industrial machinery maintenance. Featuring a robust hexagonal flange design, they distribute load evenly to prevent loosening under vibration and reduce surface pressure. The black zinc-plated finish provides exceptional corrosion resistance, ensuring durability in harsh environments. With a tensile strength of 1,000 MPa and a yield strength of 900 MPa, these bolts deliver reliable performance for heavy-duty fastening tasks. Ideal for engine components, chassis systems, and equipment assembly, they combine industrial-grade toughness with a sleek, low-reflective appearance. Backed by ISO 898-1 standards, these bolts are precision-crafted for safety-critical repairs and long-term mechanical stability.
Product details



| Main Specification | |
|---|---|
| Typ urządzenia mocującego | Bolt sześciokątny or Flange Bolt |
| Wytwórca | LUPANTER |
| Liczba jednostek | 20 |
| Wykończenie zewnętrzne | Cynk |
| Styl głowy | Hex Flange |
| Klasyfikacja producenta | cło ciężkie |
| Pokrycie gwintu | W pełni gwintowane |
| Średnica zewnętrzna | 8 milimetrów |
| Marka | Lupanter |
| Typ głowy | Flanged |
| Pozycja Średnica | 8 milimetrów |
| Liczba części | 20 |
| Rozmiar mocującego | M8 x 25 |
| Rozmiar gwintu | M8-1.25 |
| Materiał | Stal węglowa |
| Kolor | Czarny |
| Typ gwintu | Metric |
| System napędowy | Heks zewnętrzny |
| Technical Details | |
| Numer części | flange M8*25 |
| Rodzaj materiału | Stal węglowa |
| Liczba pozycji | 20 |
| Styl wątku | Prawa ręka |
| Kompatybilny średnica Groove | 8 milimetrów |
| Pozycja Twardość | Grade 10.9 |
| Ustaw typ gwintu | Metric |
| Style | |
| Zakończ typy | Płyty |
| Measurements | |
| Pozycja Wymiary | 3.94 x 2.99 x 0.59 inches |
| Others | |
| Typ produktu | Hex Bolts |
| Rozmiar | M8 x 25 |
| Skręć styl głowy | Hex Flange |




