M8‑1.25 x 18mm Button Socket Cap Screw – Class 10.9, Zinc‑Baked (Cr+3), ISO 7380

Designed for high‑strength metric fastening with enhanced corrosion protection, this M8‑1.25 x 18mm button socket cap screw is manufactured from heat‑treated Class 10.9 alloy steel and produced to ISO 7380 standards. The 18mm length provides dependable thread engagement for secure clamping in mechanical and machinery assemblies, while the smooth, low‑profile button head offers a clean, finished appearance in exposed or clearance‑restricted applications. Featuring an internal hex drive for precise torque application, it is finished with a zinc‑baked coating and trivalent chromium (Cr+3) passivation to improve corrosion resistance and reduce the risk of hydrogen embrittlement—making it well suited for industrial, automotive, and mechanical use.