S-90925A249 Length 1 1/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
• Enhanced torque transmission and reduced cam-out thanks to T25 Torx drive design for reliable, secure fastening
• Excellent thread-forming capability creates strong, permanent threads in sheet metal without pre-tapping requirements
• Streamlined installation process with pointed tip and fully threaded design for quick penetration and reduced assembly time
• Optimized for 0.025" maximum sheet metal thickness with precise No. 21 drill bit compatibility for perfect fit applications
• Secure fastening performance with 12 threads per inch providing superior holding power in metal substrates
• Compliance with international environmental standards including RoHS 3 and REACH for global manufacturing applications

Professional Applications & Engineering Value

These No. 10 tapping screws deliver exceptional engineering value for sheet metal applications where reliability and efficiency are paramount. The zinc-plated steel construction provides essential corrosion protection in industrial settings, while the T25 Torx drive ensures maximum torque transfer without stripping, significantly reducing installation failures. The thread forming design (Type A/AB) creates durable, vibration-resistant connections by displacing material rather than removing it, resulting in stronger thread engagement. The fully threaded configuration with pointed tip facilitates quick starts and smooth penetration, minimizing operator effort and assembly time. These features combine to solve common industrial challenges including stripped drive heads, cross-threading, and premature fastener failure in metal fabrication, HVAC systems, and electronic enclosures.

Specification Summary & Compliance

These inch-system fasteners feature precise dimensional specifications including No. 10 screw size, 1-1/4" length, 0.19" thread diameter, and 12 threads per inch with right-hand threading. The pan head design provides a standard rounded profile with 0.373" head diameter and 0.133" head height. Manufactured to thread forming standards for sheet metal applications with compatibility for No. 21 drill bit (0.159" diameter). Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in global industrial markets.