Sirius 12.9 Grade Socket Head Cap Screws UNC 1/4 UNC 3/8" Pack of 200

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Sirius 12.9 Grade Socket Head Cap Screws UNC 1/4 UNC 3/8" Pack of 200

These socket head cap screws deliver exceptional tensile strength and reliability for heavy-duty fastening applications, making them the go-to choice for engineers and mechanics who demand uncompromising performance. Manufactured to ISO 898-1 Grade 12.9 standards, each screw offers the highest strength class available in metric socket head cap screws, ensuring your assemblies remain secure under extreme loads and vibration. Whether you are working on automotive components, industrial machinery, or precision equipment, this pack provides a generous supply of 200 screws in the most popular UNC thread sizes.

- Grade 12.9 alloy steel for superior tensile strength and durability

- Thread sizes: 1/4 UNC and 3/8 UNC included in the pack

- Hex socket drive for secure wrench engagement and easy installation

- Black oxide finish for moderate corrosion resistance and a professional appearance

- Precision CNC machined to tight