Sirius 10.9 Grade Socket Countersunk Screws M4 40mm Pack of 1

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Sirius 10.9 Grade Socket Countersunk Screws M4 40mm Pack of 1

Designed for demanding applications that require a flush finish without compromising on strength, this single M4 x 40mm countersunk socket screw from the Sirius range provides exceptional load-bearing performance in a compact, low-profile format. Manufactured to grade 10.9 high-tensile specifications, it offers superior clamping force and resistance to shear compared to standard fasteners, making it ideal for securing components in machinery, automotive assemblies, or structural fixings where a smooth surface is essential. The countersunk head sits flush with the material surface, reducing snagging risks and improving the overall aesthetic of the finished project.

- High tensile strength: Grade 10.9 steel for heavy-duty applications requiring reliable, long-term performance.

- Precision manufacturing: Complies with DIN 7991 and ISO 10642 standards for consistent thread, head angle, and dimensional accuracy.

- Socket drive: Hexagon socket allows for secure, high-torque tightening using a standard Allen key or hex bit.

- Countersunk head: 90-degree countersink angle designed to sit flush or slightly below the surface for a clean, professional appearance.

- Corrosion resistance: Protective surface finish helps resist rust during storage and in indoor environments.

- Single piece pack: Ideal for replacement, repair, or when only one fastener of this specific size is needed.

- Metric M4 thread: 4mm diameter with 0.7mm pitch, suitable for metric threaded holes and nuts.

Whether you are repairing an existing assembly or building a new fixture, this Sirius 10.9 grade socket countersunk screw delivers the reliability and finish you need.

GTIN: 5056293248938