7/8"-9 x 3" Socket Head Cap Screw, Alloy Steel, Thermal Black Oxide (USA)

This USA‑made 7/8"-9 x 3" socket head cap screw is engineered from premium high‑strength alloy steel to deliver exceptional fastening performance in heavy machinery, structural assemblies, equipment fabrication, and demanding industrial environments. The thermal black oxide finish improves corrosion resistance, enhances lubricity, and provides a smooth, uniform, low‑glare appearance while maintaining precise dimensional tolerances.Featuring a robust hex socket drive for secure torque transfer and a tight, vibration‑resistant fit, this extended‑length fastener is ideal for high‑load applications requiring reliable strength, stability, and precise alignment. Its American‑made construction ensures clean, consistent threading, outstanding durability, and dependable long‑term performance under extreme operating conditions.