Engineered for high-strength fastening, the Hex Head Cap Screws Grade 8 Steel Zinc Yellow Plated Fine Thread (USA Made) 5/8-18X5 1/2 delivers reliable performance across demanding applications. Crafted in the USA, these hex screws pair exceptional strength with corrosion resistance to handle heavy loads and tough environments.

Key Features

• Material: Grade 8 steel for maximum strength and durability.
• Finish: Zinc yellow plated for robust corrosion resistance.
• Thread: Fine-thread 5/8-18 for improved pull strength and thread engagement.
• Head Type: Hex Head Cap Screw for easy tightening with standard wrenches or sockets.
• Size: 5/8″ diameter, 18 TPI, 5 1/2″ length.
• Origin: USA made.

Applications

Designed for automotive, industrial, and machinery settings where high-strength fasteners are required. The fine thread provides smoother engagement in harder materials, while the zinc yellow finish offers durable corrosion resistance in varied environments.

Specifications

• Diameter: 5/8 in
• Thread: 18 TPI, Fine Thread
• Length: 5 1/2 in
• Material: Grade 8 steel
• Finish: Zinc yellow plated
• Head: Hex-headed cap screw
• Origin: USA