M12‑1.50 x 40mm Button Socket Cap Screw – Class 10.9, Zinc‑Baked (Cr+3), ISO 7380

Designed for high‑strength metric fastening with a moderate length profile, this M12‑1.75 x 40mm button socket cap screw is manufactured from heat‑treated Class 10.9 alloy steel and produced to ISO 7380 standards. The 40mm length provides dependable thread engagement for secure clamping in structural and heavy mechanical assemblies, while the low‑profile button head offers a smooth, finished appearance in exposed installations. Featuring an internal hex drive for precise torque control, it is finished with a zinc‑baked coating and trivalent chromium (Cr+3) passivation to enhance corrosion resistance and reduce the risk of hydrogen embrittlement—making it well suited for industrial, automotive, and machinery applications.