Hex Head Cap Screws Grade 8 Steel Zinc Yellow Bake Fine Thread 5/8-18 x 7 1/2″ (PT) are precision-engineered fasteners designed for high-strength assemblies in automotive, industrial, and equipment applications.

Built from Grade 8 steel, these hex head cap screws deliver exceptional tensile strength and reliability under heavy loads. The zinc yellow baked finish provides corrosion resistance, helping components endure exposure to moisture and harsh environments while maintaining a clean, professional appearance.

• Size and thread: 5/8-18 fine thread; length 7-1/2 inches
• Head style: Hex head for secure driving with standard wrenches
• Material: Grade 8 steel for high strength and durability
• Finish: Zinc yellow baked coating for corrosion resistance
• Applications: Automotive, machinery, heavy equipment, and general purpose assemblies

Whether you’re replacing worn fasteners or outfitting a new build, these screws offer dependable performance and compatibility with standard 5/8-18 nuts and threaded holes. (PT)