[150 PKG] Flange Bolts Serrated Hex Washer Case Hardened Zinc 3/8-16 X 5

Upgrade your fastening projects with the Flange Bolts Serrated Hex Washer Case Hardened Zinc 3/8-16 x 5. These bolts pair a hex washer head with a serrated flange for a secure, vibration-resistant hold in metal assemblies.

Made from case-hardened steel and finished with a durable zinc plating, they resist wear and corrosion in challenging environments, extending service life in automotive, machinery, and construction applications.

Key features and specs:

• Thread size: 3/8-16
• Length: 5 in
• Finish: Zinc plated
• Head style: Flange with serrated hex washer
• Material: Case-hardened steel

Why choose these bolts?

• Flange head distributes clamping force over a larger area for a secure grip
• Serrated hex washer helps prevent loosening due to vibration
• Case-hardened steel provides hardness and wear resistance
• Zinc finish offers corrosion protection for outdoor or high-moisture environments

Suitable for a wide range of applications, these bolts deliver dependable performance where reliable fasteners are essential. Order today to ensure your next project stays tight and secure.