[2500 BULK] Flange Bolts Serrated Hex Washer Case Hardened Zinc 1/4-20 X 3/4

Upgrade your fastener kit with Flange Bolts Serrated Hex Washer Case Hardened Zinc 1/4-20 X 3/4. These bolts pair a wide flange head with a built-in washer and a rugged, case-hardened core, delivering secure, vibration-resistant fastening for a range of projects.

Designed for strength and corrosion resistance, the zinc-plated finish protects against rust in indoor and outdoor environments, while the serrated hex washer helps lock the bolt in place, resisting loosening under vibration.

Technical specifications

• Thread size: 1/4-20
• Length: 3/4 in (19 mm)
• Head style: Flange head for a large bearing surface
• Washer: Serrated hex washer
• Material & finish: Case-hardened steel with zinc finish

Applications

• Automotive installations and engine bays
• Machinery and equipment mounting
• Cabinetry, furniture, and fixtures
• General construction and DIY projects

Why choose this bolt? The combination of a flange head, built-in washer, and serrated grip delivers a secure, flush mount with strong pull resistance. The case-hardened core provides enhanced durability for high-stress fastening, while the zinc coating extends life in corrosive environments. Easy to install with common hex drivers.

Order now to ensure you have reliable, long-lasting fasteners for your next project.