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 des Verbindungselements | Sechskantbolzen or Flange Bolt |
| Hersteller | LUPANTER |
| Stückzahl | 20 Zähler |
| Äußeres Ziel | Zink |
| Kopfstil | Hex Flange |
| Herstellerqualität | Schwerlast |
| Fadenabdeckung | Vollgewinde |
| Außendurchmesser | 8 Millimeter |
| Marke | Lupanter |
| Kopftyp | Flanged |
| Positionsdurchmesser | 8 Millimeter |
| Anzahl der Stücke | 20 |
| Größe des Verschlusses | M8 x 25 |
| Fadengröße | M8-1.25 |
| Material | Kohlenstoffstahl |
| Farbe | Schwarz |
| Gewindetyp | Metrisch |
| Antriebssystem | Externes Hex |
| Technical Details | |
| Teilenummer | flange M8*25 |
| Materialtyp | Kohlenstoffstahl |
| Anzahl der Positionen | 20 |
| Thread Style | rechte Hand |
| Kompatibler Nutdurchmesser | 8 Millimeter |
| Positionshärte | Grade 10.9 |
| Art des Gewindes | Metrisch |
| Style | |
| Fertigtypen | plattiert |
| Measurements | |
| Positionsmaße | 3.94 x 2.99 x 0.59 inches |
| Others | |
| Produkttyp | Hex Bolts |
| Größenbezeichnung | M8 x 25 |
| Schraubenkopf Stil | Hex Flange |




