Sirius 12.9 Grade Socket Head Cap Screws UNC 10 UNC 5/8" Pack of 200

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Sirius 12.9 Grade Socket Head Cap Screws UNC 10 UNC 5/8" Pack of 200

These socket head cap screws deliver exceptional strength and reliability for heavy-duty fastening applications. Manufactured from high-grade alloy steel and heat treated to a robust 12.9 tensile strength rating, they provide superior resistance to shear and tensile loads, making them ideal for use in machinery, automotive assemblies, and structural fixings where safety and durability are paramount. The UNC thread form ensures compatibility with standard Unified Coarse nuts and tapped holes, while the hexagon socket drive allows for secure tightening with a hex key, reducing the risk of cam-out or stripping. Each pack contains 200 pieces, offering excellent value for both professional engineers and serious DIY users who need a reliable stock of high-performance fasteners.

- Made from alloy steel, heat treated to Grade 12.9 for maximum strength

- Unified Coarse (UNC) thread – 5/8 inch diameter with 10 threads per inch

- Hexagon socket drive for efficient torque application

- Black oxide finish for moderate corrosion resistance and improved lubricity

- Pack of 200 screws, supplied in a sturdy reusable container

- Suitable for high-stress connections in industrial and automotive settings

- Conforms to ISO 898-1 and DIN 912 quality standards

For demanding fastening jobs that require consistent performance and absolute confidence, these Sirius socket head cap screws are a dependable choice.

GTIN: 5056293251051