DIN7984 10.9 Grade Blue & White Zinc Screw M4 Hex Cup Head Short Thin Bolt

Core Features & Benefits

1. 10.9 Grade High-Strength Performance

    

   Forged from premium alloy steel and heat-treated to 10.9 grade, the screw boasts excellent tensile and shear resistance. It withstands high torque and heavy loads, making it suitable for industrial-grade fastening scenarios that demand reliable structural stability.
    
2. Blue-White Zinc Plating for Corrosion Protection

    

   Equipped with a blue-white zinc coating, the screw delivers effective rust and corrosion resistance. The plating enhances durability in indoor, workshop, and mild outdoor environments, extending service life while maintaining a clean, professional appearance.
    
3. DIN7984 Standard & Precision Design

    

   Strictly compliant with DIN7984 international standards, each screw ensures consistent dimensional accuracy and interchangeability. The hex cup head (short thin design) enables easy installation with standard hex tools, while the compact head profile fits tight spaces without compromising torque application.
    
4. M4 Specification for Targeted Applications

    

   Crafted in M4 size, this screw is tailored for precision fastening needs—from small machinery components and electronic enclosures to hardware fixtures. It fits standard M4 tapped holes, ensuring seamless integration into existing assembly workflows for professionals.
    
5. Versatile Industrial Applicability

    

   Perfect for machinery manufacturing, equipment maintenance, hardware assembly, and precision engineering projects. Its combination of high strength, corrosion resistance, and standard compliance makes it a reliable choice for industrial and commercial use.
    

Specifications

• Strength Grade: 10.9 Grade Alloy Steel
• Plating: Blue-White Zinc (Anti-Corrosion)
• Standard: DIN7984
• Design: Hex Cup Head (Short Thin Head), Hex Drive
• Size: M4
• Applications: Machinery, Equipment Maintenance, Hardware Assembly, Precision Engineering