S-91239A757 M2.5 x 10 mm ISO 7380 Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Exceptional strength and durability with Class 10.9 rating and 140,000 psi tensile strength for reliable performance in demanding applications
• Superior corrosion resistance thanks to black-oxide coating on alloy steel, extending service life in harsh industrial environments
• Precise hex drive engagement with 1.5mm drive size ensuring secure tool connection and reduced stripping risk during installation
• Optimized thread design with coarse 0.45mm pitch providing faster assembly and reduced cross-threading incidents
• Consistent dimensional accuracy maintained through Class 6g thread fit and ISO 7380 compliance for perfect mating with standard components
• Enhanced installation efficiency with fully threaded design allowing complete engagement along the entire 10mm length
• Environmental compliance assurance meeting RoHS 3 and REACH standards for safe use in regulated industries

Professional Applications & Engineering Value

These Class 10.9 metric screws deliver exceptional engineering value in precision assembly applications where reliability is paramount. The black-oxide alloy steel construction combined with Rockwell C32 hardness provides optimal resistance to wear and environmental degradation, making them ideal for automotive components, industrial machinery, and electronic enclosures. The rounded button head design with hex drive offers low-profile fastening with excellent torque transmission, while the coarse pitch metric threading ensures rapid installation and secure holding power. Engineered to solve common assembly challenges, these fully threaded screws maintain consistent clamping force across the entire 10mm length, preventing loosening under vibration and thermal cycling conditions common in industrial environments.

Specification Summary & Compliance

This M2.5 x 0.45mm fastener features Class 6g thread fit tolerance for precise mating with standard components. Manufactured to ISO 7380 specifications, these screws ensure dimensional consistency and interchangeability. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming suitability for use in regulated industries and international markets. The Class 10.9 strength rating and 140,000 psi tensile strength guarantee reliable performance in high-stress applications.