M3‑0.50 x 6mm Button Socket Cap Screw – Class 12.9, Zinc Plated (Cr+3), ISO 7380

Compact and high‑strength, this M3‑0.50 x 6mm button socket cap screw is manufactured to ISO 7380 standards from hardened Class 12.9 alloy steel for excellent tensile performance. The smooth, low‑profile button head allows for use in tight or visible assemblies, while the internal hex drive enables precise torque control. Finished with a zinc plating and trivalent chromium (Cr+3) passivation, it offers added corrosion protection and a clean, professional appearance for mechanical, automotive, and industrial applications.