S-99397A438 Length 6 mm Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ensuring long-term reliability in various environments
• Enhanced torque transmission via Torx Plus IP10 drive, reducing cam-out and tool wear for efficient assembly
• Reliable thread forming in plastics with tri-lobe shank design, creating strong, vibration-resistant threads without pre-tapping
• Consistent fastening performance with fully threaded M3.12 x 6mm design and 1.27mm pitch for uniform load distribution
• Simplified installation process using standard No. 37 drill bit (0.104"), reducing setup time and errors
• Compliance with environmental regulations including RoHS 3 and REACH, meeting global manufacturing standards
• Optimized for plastic applications with blunt tip and thread forming technology, minimizing material stress and cracking

Professional Applications & Engineering Value

This M3.12 TRS thread forming screw delivers exceptional value in plastic assembly applications where material integrity and joint reliability are critical. The tri-lobe shank cross-section displaces plastic material during installation, creating permanent, high-strength threads that resist loosening under vibration and thermal cycling. Manufactured from 18-8 stainless steel, it provides excellent corrosion resistance while maintaining consistent mechanical properties. The Torx Plus IP10 drive system enables higher torque transmission compared to conventional drives, reducing assembly time and preventing fastener damage. These thread forming screws eliminate the need for threaded inserts in plastics, streamlining production while providing secure, long-lasting fastening solutions for electronics enclosures, automotive components, and consumer products.

Specification Summary & Compliance

This metric tapping screw features precise M3.12 thread size with 6mm length and 1.27mm pitch, designed for use with No. 37 drill bit (0.104" diameter). The TRS thread forming technology with tri-lobe shank ensures optimal performance in plastic materials. Manufactured to industry standards with RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance, meeting current environmental regulations for industrial fasteners. The Torx Plus IP10 (T10) drive system provides consistent engagement and torque control throughout the installation process.