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Countersunk Screw with Hexalobular Head M4x40mm Wurth
Wurth Countersunk Screw with Hexalobular Head ISO features Steel, strength class 08.8 and Zinc-nickel black coating.
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Technical Specifications
- Material: Steel, strength class 08.8
- Coating: Zinc-nickel black coating (ZNBHL), chromium (VI)-free
- Head type: Countersunk with hexalobular (Torx) drive
- Standards: ISO 14581 for screw head dimensions, ISO 7721 for gauging, ISO 15065 for countersinks
- Threading: Some screws threaded up to the head for short dimensions
- Dimensions (H x L x W): 6mm x 20mm x 6mm
- Weight: 0.1 kg
Key Features
- Zinc-nickel black coating (ZNBHL) providing high corrosion resistance
- Strength class 08.8 steel for robust mechanical performance
- Hexalobular head design for secure torque application
- Countersunk head compliant with ISO 14581 and ISO 7721 standards
Professional Installation Requirements
- Installation by trained personnel using appropriate hexalobular drivers is recommended to ensure correct torque and fastening integrity.
Applications
- High corrosion risk environments requiring durable fasteners
- Mechanical assemblies needing countersunk screws with hexalobular heads
- Industrial and automotive fastening applications
Standards & Compliance
- AS/NZS 4785 – Mechanical fasteners (aligned with ISO standards for fasteners)
Environmental Benefits
- Chromium (VI)-free zinc-nickel coating reduces environmental toxicity
- Durable corrosion-resistant coating extends product lifespan, reducing waste
Warranty Information
WURTH provides warranty against manufacturing defects as per company policy.
Available Now
The WURTH Countersunk Screw with Hexalobular Head ISO 14581 is available for immediate purchase, ideal for industrial and mechanical fastening applications requiring high corrosion resistance.
