M3 Hexagon Head Set Screws - A4 Stainless Steel (DIN 933)

A4 Stainless Steel Hexagon Head Set Screws are fully threaded metric fasteners designed for secure fastening in engineering, construction, marine, and industrial applications. Manufactured to DIN 933, these set screws are ideal for use with compatible nuts or threaded holes where a strong, reliable fixing is required.

Featuring a hexagon head, these screws are designed for installation using a spanner or socket, allowing high torque to be applied for a secure and dependable connection. Their fully threaded shank provides consistent clamping performance across the entire length of the fastener.

Manufactured from A4 stainless steel (316 grade), these set screws offer superior corrosion resistance, making them ideal for marine, coastal, chemical, and other harsh outdoor environments. They are widely used in marine construction, fabrication, machinery, engineering, and maintenance applications.

Ideal for professional tradespeople and DIY users alike, these DIN 933 hexagon head set screws deliver outstanding durability and long-lasting performance in demanding environments.

• Fully threaded hexagon head set screws
• Manufactured to DIN 933 standard
• Suitable for use with nuts and threaded holes
• A4 stainless steel (316 grade) construction
• Superior corrosion resistance for marine and outdoor use
• Hexagon head for high torque installation
• Ideal for engineering, marine, construction, and fabrication
• Suitable for harsh environments

Available in the following lengths:

M3 × 4mm | M3 × 6mm | M3 × 8mm | M3 × 10mm | M3 × 16mm | M3 × 20mm | M3 × 25mm | M3 × 30mm | M3 × 35mm | M3 × 40mm | M3 × 50mm

View all DIN 933 Hexagon Head Set Screws