TheBetterBuy logo
Sirius 12.9 Grade Socket Head Cap Screws M6 20mm Pack of 1 - Image 1
1 / 2

Sirius 12.9 Grade Socket Head Cap Screws M6 20mm Pack of 1

Sirius

Compare today's prices on the "Sirius 12.9 Grade Socket Head Cap Screws M6 20mm Pack of 1".

Available From

(2 stores)
Last Checked: 19/09/2026
My Tool Shed logo

My Tool Shed

In Stock
View Deal
£0.49
Best Price
⚖️Price Matched
*Delivery Calculated at Checkout | View More
Tooled Up logo

Tooled Up

In Stock
View Deal
£0.49
Best Price
⚖️Price Matched
*Delivery Calculated at Checkout | View More
amazon-logo

Amazon

ebay-logo

Ebay

*This site uses affiliate links. If you make a purchase through one of them, we may earn a small commission — at no additional cost to you.

Product Description

Compare today's prices on the "Sirius 12.9 Grade Socket Head Cap Screws M6 20mm Pack of 1".

Sirius 12.9 Grade Socket Head Cap Screws M6 20mm Pack of 1

This Sirius black grade 12.9 socket head cap screw delivers exceptional strength and reliability for demanding mechanical applications. With its high tensile rating, it is engineered to withstand heavy loads and extreme stress, making it a trusted choice for professionals in engineering, automotive, and industrial maintenance. The M6 x 20mm size offers precise fitment for assemblies where secure fastening is critical.

- Grade 12.9 alloy steel construction for superior tensile strength and durability

- Black oxide finish provides corrosion resistance and a professional appearance

- Fully threaded along the entire 20mm length for maximum grip and clamping force

- Hex socket drive enables easy, secure tightening with standard Allen keys

- Metric M6 thread conforms to ISO standards for compatibility with common nuts and tapped holes

- Individually packed to ensure you receive exactly the fastener you need

Ideal for high-stress fastening in machinery, tools, and structural assemblies.

GTIN: 5056293252911