[75 PKG] Flange Bolts Serrated Hex Washer Case Hardened Zinc 3/4-10 X 2 1/2

Engineered for durability in demanding environments, these Flange Bolts with a serrated hex washer are designed to deliver reliable, vibration-resistant performance. Crafted from case-hardened steel and finished in zinc, they combine strength, corrosion resistance, and a wide bearing surface for even load distribution. The size is 3/4-10 x 2 1/2 in, suitable for a wide range of automotive, industrial, and construction applications.

Key Features

• Hex flange head provides a large bearing surface for fast and even clamping force.
• Serrated washer grips the surface to help prevent loosening from vibration.
• Case-hardened steel for superior strength and durability.
• Zinc finish offers robust corrosion resistance in exposed environments.
• Size: 3/4-10 x 2 1/2 in to fit your hole patterns and tapped threads.

Specifications

• Thread size: 3/4-10
• Length: 2 1/2 in
• Head style: Hex flange
• Finish: Zinc
• Material: Case-hardened steel

Applications

Ideal for automotive assemblies, machinery, and construction projects where a secure, high-strength fastener is required. The flange and serrated washer reduce the need for extra washers and help maintain clamping force in vibration-prone environments.

Installation Tips

• Use with compatible tapped holes or nuts as required by your design.
• Ensure threads are clean and free of debris before installation.
• Tighten to the recommended torque for your material and bolt size to avoid over-stressing parts.