[50 PKG] Socket Head Cap Screws Alloy Steel Thermal Black Oxide 3/8-16 X 3 1/2

Engineered for strength and reliability, these Socket Head Cap Screws are manufactured from premium alloy steel and finished with a thermal black oxide coating for enhanced durability and a professional, non-reflective appearance.

Designed for high-load applications, the 3/8-16 thread and 3-1/2 inch length provide a robust fastening option for automotive assemblies, machinery, and other equipment where a secure, flush fit is required.

• Material: Alloy steel for high strength and durability
• Finish: Thermal black oxide for corrosion resistance and a matte, non-glare surface
• Head type: Socket head cap screw for a low-profile, flush appearance
• Thread size: 3/8-16
• Length: 3-1/2 inches
• Drive: Hex socket drive for secure tightening

Ideal for automotive, industrial, and machinery applications—including manufacturing, equipment maintenance, and heavy-duty assemblies—where reliability and precision matter.

• High-strength alloy steel ensures robust performance under load
• Thermal black oxide finish provides a durable, wear-resistant surface
• Standard 3/8-16 thread ensures compatibility with common hex nuts and components
• Easy installation with common hex drivers

Enhance your hardware toolkit with this 3/8-16 x 3-1/2" Socket Head Cap Screw and achieve secure, long-lasting fastenings in your next project. Add to cart today for fast shipping and reliable performance.