[25 PKG] Hex Head Cap Screws Grade 2 Steel Zinc Plated 5/8-18 x 3 1/2″” (PT)

Upgrade your fastener kit with our Hex Head Cap Screws Grade 2 Steel Zinc Plated 5/8-18 x 3 1/2″ (PT). Engineered for general purpose use, these screws combine solid strength with corrosion resistance for reliable performance in a wide range of applications.

• Material: Grade 2 steel
• Finish: Zinc plated
• Head style: Hex head
• Thread: 5/8-18 UNC
• Length: 3 1/2 inches
• Applications: General purpose engineering, construction, machinery, and automotive projects

These hex head cap screws are ideal for assemblies that require durable fasteners with a clean, professional finish. Pair with compatible nuts or tapped holes and use appropriate washers to distribute load where needed.