Sirius 12.9 Grade Socket Head Cap Screws UNC 5/16 UNC 1" 3/4" Pack of 200

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Sirius 12.9 Grade Socket Head Cap Screws UNC 5/16 UNC 1" 3/4" Pack of 200

These Sirius socket head cap screws deliver exceptional holding power and reliability for demanding mechanical and engineering applications. Manufactured to Grade 12.9, they offer the highest standard of tensile strength in metric socket screws, making them an ideal choice where superior clamping force and resistance to shear stress are required. Whether you are securing machinery components, assembling fixtures, or performing heavy-duty repairs, this pack provides a consistent, high-performance fastening solution you can trust.

- Grade 12.9 alloy steel construction for maximum strength and durability

- UNC (Unified Coarse) thread form, 5/16 inch diameter, 1-3/4 inch length

- Hex socket drive allows positive engagement and high torque transmission

- Black oxide finish provides mild corrosion resistance and a professional appearance

- Pack of 200 pieces ensures ample supply for multiple projects or bulk use

- Precision manufactured to strict tolerances for reliable thread fit and seating

Ideal for professional engineers, fabricators, and serious DIY users who demand nothing less than the best in threaded fasteners.

GTIN: 5014196338767