Description
Grade 5 fasteners are the workhorse of serious automotive builds—they deliver the strength and reliability needed when tolerances matter and failure isn’t an option. These socket head bolts feature a black oxide finish that resists corrosion while maintaining a professional appearance in engine bays and custom fabrications. Whether you’re assembling brackets, securing manifolds, or fastening custom components, this five-pack ensures you have dependable hardware on hand.
- Thread: 5/16-18
- Length: 0.750 inches
- Head Style: Allen (socket)
- Grade: 5 steel
- Finish: Black oxide
- Fitment: Universal
- Quantity: 5 bolts
- Installation: Bolt-on






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