Black Oxide - Hexagon socket cap screws
Our range of Black Oxide Socket Cap Screws offers a durable and cost-effective solution for industrial fastening. Manufactured from high-tensile Grade 8.8 steel, these screws feature a standard plain cylindrical head (non-knurled) and a sleek, oil-treated black finish. They are the ideal choice for indoor machinery, automotive applications, and tooling where a non-reflective appearance and high structural strength are required. Explore our specific product sizes below to find the perfect fit for your project.
- Industrial Standard: Grade 8.8 high tensile steel ensures reliable clamping force for structural and mechanical assemblies.
- Sleek Finish: The black oxide coating reduces light reflection and provides basic corrosion resistance in oil-rich environments.
- Precision Design: DIN 912 compliant with a smooth, plain head profile for clean, flush installation in counter-bored holes.