Sirius 12.9 Grade Socket Head Cap Screws UNC 1/4 UNC 1/2" Pack of 200

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Sirius 12.9 Grade Socket Head Cap Screws UNC 1/4 UNC 1/2" Pack of 200

Engineered for demanding industrial applications, this pack of 200 socket head cap screws delivers exceptional tensile strength and reliability. Manufactured from 12.9 grade alloy steel, these fasteners are heat treated to achieve the highest strength grade in metric and UNC standards, ensuring they withstand extreme loads, vibration, and heavy-duty use without stripping or shearing. Whether you are assembling machinery, automotive components, or structural fixtures, these screws provide the clamping force needed for long-term performance.

- Made from premium 12.9 grade alloy steel, heat treated for maximum strength and durability

- UNC 1/4-20 thread with 1/2 inch length, ideal for general engineering and fastening tasks

- Socket head design allows for high torque application with standard hex keys

- Black oxide finish offers mild corrosion resistance and reduces reflection

- Pack of 200 screws for bulk use in workshops, maintenance, or production runs

- Complies with ISO 898-1 and ANSI/ASME B18.3 standards for dimensional accuracy

- Suitable for use in high-stress environments where reliability is critical

These screws are a dependable choice for professionals who require consistent quality and superior holding power in every application.

GTIN: 5014196338613