5/8"-11 x 1‑3/4" Socket Head Cap Screw, Alloy Steel, Thermal Black Oxide (USA)

This USA‑made 5/8"-11 x 1‑3/4" socket head cap screw is manufactured from high‑strength alloy steel to deliver reliable fastening performance in heavy machinery, industrial equipment, structural assemblies, and demanding fabrication applications. The thermal black oxide finish increases corrosion resistance, improves lubricity, and provides a smooth, uniform, low‑glare appearance while maintaining precise dimensional tolerances.Designed with a hex socket drive for secure torque transfer and a stable, vibration‑resistant fit, this mid‑length fastener is ideal for high‑load assemblies requiring exceptional strength, alignment accuracy, and long‑term durability. Its American‑made construction ensures clean, consistent threading and dependable performance even in harsh operating environments.