Product description

This set of 50 low round head flange bolts with hex socket is ideal for various applications in the automotive sector. The bolts have a metric diameter of M8 and a length of 20 mm, in accordance with ISO 7380-2 standards. Thanks to the electrolytic zinc coating, they are well protected against corrosion.

Technical specifications

• Diameter: M8
• Length: 20 mm
• Head height: 4.4 mm
• Head diameter: 17.8 mm
• Drive: Hex socket (Allen) SW5
• Material: Steel, strength class 10.9
• Surface treatment: Electrolytically zinc plated
• Standard: ISO 7380-2

Benefits of the flange head

The integrated flange under the head ensures better force distribution and reduces the risk of damage to the fastened material. This makes the bolts particularly suitable for applications where a strong and reliable connection is required.

Areas of application

These flange bolts are versatile for use in:

• Automotive applications: Fastening of body and engine parts.
• Machine construction: Assembly of components where a low head height is desired.
• Construction work: Connections where even pressure distribution is essential.

Installation instructions

For optimal fastening:

• Use a SW5 Allen key.
• Ensure the thread is clean and free of debris.
• Tighten the bolts according to the recommended torque for strength class 10.9 to ensure a safe and durable connection.

Maintenance and storage

To maintain the quality and lifespan of the bolts:

• Store them in a dry place to prevent corrosion.
• Avoid exposure to aggressive chemicals that can damage the zinc layer.
• Regularly check for signs of wear or damage and replace if necessary.

With these high-quality low round head flange bolts, you are assured of reliable and durable fastenings for various applications.