Hex Head Cap Screws Grade 8 Steel Zinc Yellow Plated 1 1/2-6 x 3-1/2 are engineered for heavy-duty fastening tasks where strength, durability, and reliability matter. Crafted from Grade 8 steel and finished with a zinc yellow plating, these screws deliver superior performance in demanding environments.

Key Features

• Material: Grade 8 steel for high strength and impact resistance
• Finish: Zinc yellow plating for corrosion resistance and a distinct yellow finish
• Head type: Hex head for easy driving with standard tools
• Thread type: Coarse thread (6 TPI) on a 1 1/2″ diameter
• Size: 1 1/2-6 x 3 1/2″ (diameter – 1 1/2″, thread pitch 6 TPI, length 3 1/2″)
• Torque and clamp: High clamp load capability for secure fastening

Specifications

• Diameter: 1 1/2 inches
• Thread pitch: 6 TPI (coarse)
• Length: 3 1/2 inches
• Grade: Grade 8
• Finish: Zinc yellow plated

Common Applications

Ideal for high-stress assemblies in automotive, construction, industrial machinery, and outdoor fixtures where a strong, durable fastener is required.

Why Choose These Fasteners

Our Hex Head Cap Screws deliver reliable performance under heavy loads, resist corrosion in moderate environments, and are compatible with standard nuts and washers. Theyre a dependable choice for demanding projects that require superior strength and long-term durability.