[300 BULK] Flange Bolts Serrated Hex Washer Case Hardened Zinc 1/2-20 X 1 1/2

Upgrade your fastening hardware with our Flange Bolts Serrated Hex Washer Case Hardened Zinc 1/2-20 x 1 1/2. Designed for strength, reliability, and vibration resistance, these bolts feature a flange head that distributes clamping force and a serrated hex washer to resist loosening under dynamic loads.

Features

• Flange head provides even load distribution for secure mounting
• Serrated hex washer helps prevent loosening from vibration
• Case-hardened steel offers enhanced strength and durability
• Zinc finish delivers corrosion resistance in demanding environments
• Size: 1/2-20 UNC, Length: 1-1/2 in

Specifications

• Thread size: 1/2-20 UNC
• Length: 1-1/2 in
• Head type: Flange
• Washer: Serrated hex washer integrated
• Material & finish: Case-hardened steel with zinc coating

Ideal Uses

Perfect for automotive components, machinery assemblies, heavy equipment, and durable furniture frames where a secure, vibration-resistant fastener is essential.

Secure your build with these high-strength flange bolts—order now for reliable, long-lasting performance.