1/2"-13 x 4‑1/2" Socket Head Cap Screw, Alloy Steel, Thermal Black Oxide (USA)

This USA‑made 1/2"-13 x 4‑1/2" socket head cap screw is manufactured from high‑strength alloy steel to deliver exceptional fastening performance in heavy machinery, tooling, equipment assembly, and demanding industrial applications. The thermal black oxide finish enhances corrosion resistance, improves lubricity, and provides a smooth, uniform, low‑glare appearance while maintaining precise dimensional tolerances.Featuring a hex socket drive for superior torque transfer and a secure, vibration‑resistant fit, this extra‑long fastener is ideal for assemblies requiring extended reach along with maximum strength, stability, and precise alignment. Its American‑made construction ensures clean, consistent threading, outstanding durability, and reliable long‑term performance under harsh operating conditions.