S-90395A251 Length 1 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
• Efficient thread forming action creates precise mating threads without chips, eliminating tapping operations in sheet metal assemblies
• High-torque driving capability with No. 2 square drive design prevents cam-out and ensures secure installation
• Optimal material penetration with fully threaded pointed tip design for faster starts and reduced installation force
• Reliable fastening performance in materials up to 0.025" thickness, ideal for various sheet metal applications
• Standard pan head profile provides low-profile seating and consistent clamping force distribution
• Industry compliance assurance meets RoHS 3 and REACH environmental regulations for global manufacturing requirements

Professional Applications & Engineering Value

These No. 10-12 thread forming tapping screws deliver exceptional value in sheet metal fabrication and industrial assembly applications. The zinc-plated steel construction provides essential corrosion protection while maintaining the strength required for durable fastening. The thread forming design eliminates the need for separate tapping operations, creating strong, vibration-resistant threads in sheet metal up to 0.025" thickness. The combination of No. 2 square drive and pan head configuration ensures reliable torque transmission during installation, reducing the risk of fastener damage. The fully threaded pointed tip facilitates quick starts and smooth penetration, streamlining production workflows in metalworking, HVAC, electrical enclosures, and general manufacturing applications where efficient, high-volume assembly is critical.

Specification Summary & Compliance

These precision-engineered tapping screws feature a No. 10-12 thread with 0.19" diameter and 12 threads per inch, manufactured to A/AB tapping screw standards for consistent performance. The 1-1/2" length and fully threaded design provide optimal engagement in sheet metal applications. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental responsibility and global market acceptance. Designed for use with No. 21 drill bits (0.159" diameter), these screws deliver reliable performance in industrial fastening applications requiring precision and durability.