Robust hexagon bolts for reliable fastening

These hexagon bolts with a diameter of M4 and a length of 40 mm are made from grade 8.8 steel, ensuring high tensile strength and reliability in various applications. The electrolytic galvanization provides excellent corrosion protection, making them suitable for both indoor and outdoor use.

Technical specifications

• Diameter : M4
• Length : 40 mm
• Strength class : 8.8
• Surface treatment : Electrolytically galvanized
• Thread direction : Right
• Wrench size : 7 mm
• Head height : 2.8 mm
• Thread pitch : 0.7 mm

Standards and certifications

These hexagon bolts comply with DIN 931 and ISO 4014 standards, ensuring consistency in dimensions and quality. Adherence to these international standards makes them compatible with a wide range of applications and systems.

Versatile application possibilities

Thanks to their robust construction and corrosion-resistant finish, these bolts are ideal for:

• Automotive applications : Fastening of body and engine parts.
• Construction sector : Assembly of metal structures and frames.
• Mechanical engineering : Assembly of various mechanical components.

Advantages of electrolytic galvanization

Electrolytic galvanization offers several advantages:

• Corrosion protection : Forms a protective layer that delays rust formation.
• Aesthetic appearance : Gives the bolts a shiny, professional look.
• Improved durability : Extends the lifespan of the bolts, even in humid environments.

Packaging and availability

These hexagon bolts are supplied in sets of 100 pieces, ensuring sufficient stock for both small and larger projects. The packaging is designed for easy transport and storage, with clear labeling for quick identification.

Compatibility with nuts and washers

For optimal fastening, it is recommended to combine these bolts with matching M4 nuts and washers. This ensures a firm and secure connection, essential in applications where vibrations and loads play a role.

Maintenance and storage

To maintain the quality and performance of the bolts, it is advisable to store them in a dry place and avoid contact with aggressive chemicals. Regular inspection for wear or damage ensures continued reliable use.