Description
Engineered for strength and reliability, these Hex Head Cap Screws are crafted from Grade 5 steel and zinc plated for solid corrosion resistance. With a 5/8-18UNC thread and a 5-inch length, they’re designed to secure demanding assemblies in machinery, automotive, and construction projects.
- Size: 5/8-18 UNC, 5 in length
- Material: Grade 5 steel
- Finish: Zinc plated for corrosion resistance
- Head style: Hex head for reliable torque and easy wrench access
- Thread: 5/8" diameter with 18 threads per inch (UNC)
- Durability: High-strength fastener suitable for heavy equipment and assemblies
Why choose Grade 5 hex screws?
- Balanced strength and toughness for general purpose and heavy-duty applications
- Consistent performance under vibration and dynamic loads
- Zinc plating provides corrosion resistance in many environments
Ideal uses include machine shops, automotive repairs, agricultural equipment, and construction projects where a dependable, long-lasting fastener is required. Always pair with the appropriate nut and washer to maximize clamping force and ensure a secure fit.
Can We Help?
If you’re not sure that this product is right for you, give us a call!
800-222-0324

