Hex Head Cap Screws Grade 5 Steel Plain 5/16-18 x 5-1/2 are high-strength fasteners designed for demanding applications where reliable clamping and secure assembly are essential. Crafted from Grade 5 steel and finished plain (unplated), these hex head screws deliver dependable performance in machinery, automotive, and construction projects.

Key features include:

• Material: Grade 5 steel for high strength and durability
• Finish: Plain (unplated) for versatile use with various coatings or environments
• Thread size: 5/16-18 UNC
• Length: 5-1/2 inches
• Head type: Hex head for secure driving with wrench or socket

Applications: These screws are well-suited for securing components in machinery, equipment assemblies, and construction projects where a strong, reliable fastener is required. Use with corresponding nuts or tapped holes as appropriate.