3/8"-16 x 2‑1/4" Socket Head Cap Screw, Alloy Steel, Thermal Black Oxide (USA)

This USA‑made 3/8"-16 x 2‑1/4" socket head cap screw is manufactured from high‑strength alloy steel to provide dependable fastening performance in machinery, equipment assembly, tooling, and demanding industrial applications. The thermal black oxide finish enhances corrosion resistance, improves lubricity, and delivers a clean, uniform, low‑glare appearance while maintaining exact dimensional tolerances.Designed with a hex socket drive for secure torque transfer and a strong, vibration‑resistant fit, this extended‑length fastener is ideal for assemblies requiring added reach along with stable alignment and superior strength. Its American‑made construction ensures clean, consistent threading, excellent durability, and reliable long‑term performance in challenging environments.