S-95635A734 M8 x 20 mm ASTM F879M Tamper-Resistant Hex-Drive Stainless Steel Button Head Screws
Tamper-Resistant Hex-Drive Stainless Steel Button Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Enhanced tamper resistance with specialized hex drive design to prevent unauthorized access in secure applications
- Superior corrosion protection through 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
- High-strength performance with 80,000 psi tensile strength and Rockwell B96 hardness for reliable load-bearing capability
- Precision threading with Class 6g tolerance and coarse 1.25mm pitch ensuring secure fastening and vibration resistance
- Optimized head design featuring 14mm diameter rounded button head for smooth surface finish and reduced snagging
- Full regulatory compliance meeting ASTM F879M, RoHS 3, and REACH standards for quality assurance and environmental safety
- Complete thread coverage with 20mm fully threaded design providing maximum engagement and holding power
Professional Applications & Engineering Value
Engineered for industrial security applications requiring both protection and durability, these M8 metric screws solve critical fastening challenges in public infrastructure, machinery guarding, and electronic enclosures. The 18-8 stainless steel material combined with passivated finish delivers exceptional corrosion resistance in humid or chemical-exposed environments, while the tamper-resistant hex drive prevents unauthorized disassembly. The rounded head design minimizes protrusion risks in high-traffic areas, and the coarse thread pitch ensures rapid installation and superior vibration resistance in machinery and equipment applications where reliability is paramount.
Specification Summary & Compliance
This M8 x 1.25mm x 20mm screw features precision Class 6g thread fit according to metric standards with coarse thread spacing for optimal performance. Manufacturing specifications strictly adhere to ASTM F879M standards for dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial and commercial applications worldwide.
