M4 × M3 × 4 mm Socket Shoulder Screw – Stainless Steel A2 (18‑8), ISO 7379

Designed for precision alignment and smooth rotational movement, the M4 × M3 × 4 mm socket shoulder screw is manufactured from A2 (18‑8) stainless steel for excellent corrosion resistance and durability. Conforming to ISO 7379 standards, this shoulder screw features a precision ground shoulder that provides accurate spacing and load‑bearing support, making it ideal for pivot points, sliding mechanisms, and locating applications. The hex socket drive allows for secure installation in tight assemblies, while the stainless steel construction ensures reliable performance in both indoor and outdoor environments. Commonly used in machinery, automation, tooling, and mechanical assemblies requiring precise fit and consistent motion.