7/8"-9 x 4‑1/2" Socket Head Cap Screw, Alloy Steel, Thermal Black Oxide (USA)

This USA‑made 7/8"-9 x 4‑1/2" socket head cap screw is manufactured from premium high‑strength alloy steel to deliver exceptional performance in heavy machinery, structural steelwork, equipment fabrication, and demanding industrial environments. The thermal black oxide finish provides enhanced corrosion resistance, improved lubricity, and a clean, uniform, low‑glare appearance while maintaining strict dimensional accuracy.Featuring a robust hex socket drive for secure torque transfer and a strong, vibration‑resistant fit, this extra‑long fastener is ideal for high‑load applications requiring maximum strength, stability, and precise alignment. Its American‑made construction ensures clean, consistent threading, outstanding durability, and long‑term reliability under extreme operating conditions.