Sirius Countersunk Machine Screw Pozi A2 304 Stainless Steel

The Sirius Countersunk Machine Screw Pozi A2 304 Stainless Steel is a premium corrosion-resistant fastener designed for secure, flush fixing across engineering, construction, electrical and general assembly applications. Manufactured from A2 304 stainless steel, these screws deliver excellent rust and corrosion resistance without the need for protective coatings — ideal for indoor, outdoor, marine, food processing and architectural environments.

The countersunk head sits flush with the surface after installation, creating a clean, professional finish. The Pozidriv (Pozi) drive offers improved engagement over slotted screws, enabling higher tightening torque and reducing cam-out. Precision metric threads ensure reliable fastening with compatible nuts and threaded components. Available in M3, M4, M5 and M6 diameters, with lengths ranging from 6mm to 50mm.

Features and Benefits:
• Manufactured from premium A2 304 stainless steel
• Excellent resistance to rust and corrosion
• Countersunk head provides a flush, professional finish
• Pozidriv (Pozi) drive for improved grip and reduced cam-out
• Precision metric threads for secure, reliable fastening
• Compatible with matching nuts and threaded components
• Suitable for indoor and outdoor use
• Long-lasting, maintenance-free finish
• Suitable for professional and DIY use