S-91180A901 M8 x 12 mm ISO 8676, DIN 961 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with zinc plating for reliable performance in demanding industrial environments
• Superior tensile strength of 110,000 psi ensures secure fastening in high-stress applications
• Precision Class 6h thread fit guarantees consistent engagement and vibration resistance
• Rockwell C21 hardness provides excellent durability and wear resistance
• Full threading design offers maximum grip length and load distribution
• External hex drive compatibility enables quick installation with standard tools
• International compliance with ISO 8676 (DIN 961) ensures global interoperability

Professional Applications & Engineering Value

Engineered for precision industrial applications, these M8 hex head screws deliver exceptional performance where reliability matters most. The Class 8.8 steel construction combined with zinc plating creates a durable fastener that withstands harsh conditions while maintaining 110,000 psi tensile strength. The fine M8x1mm thread with Class 6h tolerance ensures precise fitment in machinery, automotive assemblies, and structural frameworks where vibration resistance is critical. The fully threaded design provides maximum clamping force distribution, making these metric hex screws ideal for applications requiring uniform stress distribution and long-term fastening integrity in manufacturing, construction, and equipment maintenance.

Specification Summary & Compliance

These hex head screws feature M8 x 1mm fine threads with Class 6h thread fit per ISO metric standards, ensuring precise dimensional accuracy. Manufacturing complies with ISO 8676 (DIN 961) specifications for hex head screws. The products are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming they contain no restricted hazardous substances and meet international safety standards for industrial use.