[1000 BULK] Flange Bolts Serrated Hex Washer Case Hardened Zinc 5/16-18 X 1

Secure, durable, and ready for demanding environments—introducing the Flange Bolts Serrated Hex Washer Case Hardened Zinc 5/16-18 X 1. Designed to provide a flush, vibration-resistant fastening for automotive, machinery, cabinetry, and equipment applications.

Key benefits

• Secure seating: Hex washer flange head with serrated flange distributes load and helps prevent loosening under vibration.
• Strong construction: Case-hardened steel for increased wear resistance and longevity.
• Corrosion resistance: Zinc-plated finish guards against moisture and chemicals in typical workshop and outdoor environments.
• Precise thread size: 5/16-18 UNC threads ensure reliable mating with standard nuts and tapped holes.
• Compact length: 1 inch length suited for panels and assemblies where a low-profile is essential.

Specifications

• Thread size: 5/16-18
• Length: 1 in
• Head type: Hex Washer Flange with Serrations
• Material: Case-hardened steel
• Finish: Zinc plated

Whether you’re outfitting a workshop, repairing equipment, or assembling automotive components, these flange bolts deliver dependable performance and an easy, secure fit. Add them to your toolkit for fast, reliable assembly that stands up to vibration and exposure.