M5 x 30mm Hexagon Set Screw (DIN 933) – Zinc Plated

DIN 933 Hexagon Set Screws (Property Class 8.8) are fully threaded hex head fasteners used for strong, reliable mechanical joints. This product range is Bright Zinc Plated (BZP) to help improve corrosion resistance in typical indoor and light outdoor applications.

Key features

• Standard: DIN 933 (Hexagon head, fully threaded)
• Strength class: Steel property class 8.8
• Thread: Fully threaded for maximum engagement and secure fastening
• Head type: Hexagon head for easy tightening with spanners/sockets
• Finish: Bright Zinc Plated (BZP) to help reduce rust and corrosion
• Use: Ideal for general fastening in metal, brackets, plates and assemblies

Typical applications

• Industrial: machinery, equipment assembly, automotive and manufacturing
• DIY & workshop: repairs, brackets, frames, fixtures and general projects
• Construction: securing components where a strong bolted joint is required

About property class 8.8

Property class 8.8 is a common strength grade for steel fasteners, offering a strong balance of tensile strength and toughness for general engineering applications.

About Bright Zinc Plating (BZP)

BZP provides a protective zinc layer that acts as a barrier against corrosion. For best long-term performance in harsh outdoor or marine environments, consider stainless steel fasteners.

How to choose the right size

• Select the required diameter (M size) and length from the drop-down list above.
• Match the screw diameter with the correct nut/washer size if used in an assembly.
• Ensure enough thread engagement for your application and avoid over-tightening.

Note: Product images are for illustration purposes. Please select the required size/pack option from the variants.