Product overview

These countersunk head hexagon socket bolts M6x40 are made from grade 8.8 steel and feature an electrolytically zinc-plated finish. This provides an excellent combination of strength and corrosion resistance, ideal for various applications in the automotive sector.

Technical specifications

• Diameter : M6
• Length : 40 mm
• Material : Steel, grade 8.8
• Surface treatment : Electrolytically zinc plated
• Drive type : Hexagon socket (wrench size 4 mm)
• Head shape : Countersunk head
• Thread type : Metric, pitch 1.0 mm

Applications

These bolts are suitable for:

• Fastening bodywork components
• Mounting engine components
• General construction applications where a flush finish is required

Advantages

• High strength : Grade 8.8 steel offers reliable performance under load.
• Corrosion resistant : The zinc-plated finish protects against rust and extends service life.
• Aesthetic finish : The countersunk head ensures a flush and neat finish after installation.

Installation instructions

For optimal performance:

• Use a 4 mm hexagon socket key for tightening.
• Ensure that the threads and mounting holes are clean and free of debris.
• Tighten the bolts according to the recommended torque settings to prevent damage.

Packaging

These bolts are supplied in sets of 100 pieces, suitable for both small and large projects.

Standards

Complies with the following standards:

• DIN : 7991
• ISO : 10642

These standards guarantee consistency in dimensions and quality, essential for professional applications.