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Sirius 12.9 Grade Socket Head Cap Screws M4 12mm Pack of 1 - Image 1
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Sirius 12.9 Grade Socket Head Cap Screws M4 12mm Pack of 1

Sirius

Compare today's prices on the "Sirius 12.9 Grade Socket Head Cap Screws M4 12mm Pack of 1".

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Last Updated: 19/09/2026
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Product Description

Compare today's prices on the "Sirius 12.9 Grade Socket Head Cap Screws M4 12mm Pack of 1".

Sirius 12.9 Grade Socket Head Cap Screws M4 12mm Pack of 1

Delivering exceptional strength and reliability for demanding engineering and mechanical applications, this Sirius M4 x 12mm socket head cap screw is manufactured from high-quality alloy steel to the demanding 12.9 grade specification. Designed for use where superior tensile strength and fatigue resistance are critical, this screw ensures secure fastening even under high-stress conditions, making it an ideal choice for automotive, industrial machinery, and precision assembly projects.

- Manufactured from premium alloy steel to Grade 12.9 standard for maximum tensile strength and durability

- Black oxide finish provides corrosion resistance and a professional appearance

- Full threading on lengths up to 40mm ensures optimal engagement in shallow applications; this 12mm length is fully threaded for secure, even clamping

- Hex socket drive allows for high torque application with standard Allen keys or hex bits, reducing cam-out risk

- Metric M4 thread size with 0.7mm pitch, compatible with standard metric nuts and tapped holes

- Sold as a single piece, ideal for replacements or small-scale builds

Precision engineered to meet the toughest industrial standards, this screw delivers the performance you can trust for critical fixings.

GTIN: 5056293252317