[600 BULK] Flange Bolts Serrated Hex Washer Case Hardened Zinc 1/4-20 X 3 1/2

Mutual ScrewSKU: 1456MWWKC

Price:
Sale price$406.75per 600( $0.68 each)
Pieces 600
Measurement type Inch
Thread size 1/4-20
Diameter 1/4
Length 3-1/2
Material Steel
Finish Zinc Plated
Head style Serrated Hex Washer
Threads per inch 20
Thread style Fully Threaded
Weight 26.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Flange Bolts Serrated Hex Washer Case Hardened Zinc 1/4-20 x 3 1/2 deliver reliable performance in heavy-duty fastening applications. These bolts feature a flange head for broad load distribution, a serrated washer for anti-loosening grip, and a hex drive for easy installation. With case-hardened steel and zinc plating, they resist wear and corrosion in demanding environments.

  • Size / Thread: 1/4-20 UNC, 3-1/2" length
  • Head and Washer: Flange head with serrated hex washer for enhanced contact and anti-slip performance
  • Material: Case-hardened steel
  • Finish: Zinc plating for corrosion resistance
  • Applications: Suitable for automotive, industrial equipment, machinery assemblies, and outdoor installations
  • Benefits: High strength, reduced loosening, easier torque control with standard hex drive

Designed to provide a secure, lasting hold in challenging environments, these flange bolts are an ideal choice for projects requiring robust fastening, vibration resistance, and a clean, flush finish. Add these 1/4-20 x 3 1/2 bolts to your toolkit and ensure dependable performance across your next build.

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