Sirius A2 304 Stainless Steel Hexagon Dome Nuts

The Sirius A2 304 Stainless Steel Hexagon Dome Nuts in M20 are premium-quality fasteners designed for the most demanding heavy-duty applications, including large-scale structural steelwork, industrial machinery, heavy construction and major civil engineering projects. The M20 size delivers exceptional fastening strength while maintaining the clean, domed finish that protects exposed threads and enhances overall appearance.

Manufactured from A2 304 stainless steel, these dome nuts provide outstanding resistance to rust and corrosion, making them highly suitable for outdoor, marine and exposed environments where durability is paramount. The domed (acorn) head fully encloses bolt threads, shielding them from dirt, moisture and damage. The robust hexagon profile allows secure tightening using standard heavy-duty spanners or sockets.

Features and Benefits:
• Manufactured from premium A2 304 stainless steel
• Excellent resistance to rust and corrosion
• Domed head conceals exposed bolt threads for a clean, professional finish
• Helps protect threads from dirt, moisture and damage
• Reduces the risk of injury from exposed bolt ends
• Precision metric threads for secure fastening
• Standard hexagon design for easy installation with spanners or sockets
• Compatible with matching metric bolts and threaded rod
• Suitable for indoor and outdoor applications
• Suitable for professional and DIY use