S-90769A145 Length 70 mm DIN 7504 N, ISO 7049 Tapping Screws

Key Features & Benefits at a Glance

• Self-drilling capability with 10.5mm drill tip eliminates pre-drilling, saving time and labor costs in steel, aluminum, and sheet metal applications
• Superior corrosion resistance from zinc-plated steel construction ensures long-term reliability in harsh industrial environments
• Full thread engagement along the 70mm length provides maximum pull-out strength and vibration resistance in various materials
• Precision thread forming design creates strong, secure threads without chip removal, ideal for ductile metals and plastics
• Optimized Phillips No. 2 drive offers efficient installation with standard tools while minimizing cam-out risks
• DIN 7504 N compliance guarantees consistent quality and performance meeting rigorous German industrial standards
• Versatile material compatibility works effectively in steel, stainless steel, aluminum, fabric, insulation, sheet metal, and wood

Professional Applications & Engineering Value

These M4.8 metric thread forming screws deliver exceptional value in industrial fastening applications where efficiency and reliability are paramount. The zinc-plated steel construction combined with the self-drilling tip addresses critical pain points in assembly operations by eliminating separate drilling steps, significantly reducing installation time and labor costs. The thread forming design creates precise, strong threads in ductile materials without generating chips, preventing contamination in sensitive environments. With capability to drill through 4.4mm thickness in various metals, these tapping screws are engineered for HVAC systems, metal framing, electrical enclosures, and construction applications where joining dissimilar materials is common. The fully threaded M4.8 x 70mm configuration ensures maximum grip length and load distribution, providing secure fastening in vibration-prone applications.

Specification Summary & Compliance

This metric thread forming screw features M4.8 diameter with 1.6mm pitch and 70mm length, manufactured to DIN 7504 N specifications for dimensional accuracy and performance consistency. The product complies with RoHS 3 (2015/863/EU) for hazardous substance restrictions and REACH (EC 1907/2006) regulations for chemical safety. The zinc-plated surface treatment provides corrosion protection while maintaining electrical conductivity. With right-hand threads and fully threaded design, these fasteners deliver reliable performance in industrial applications requiring self-drilling capability and thread forming action in various base materials.