S-90203A623 Length 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Eliminates pre-drilling operations with integrated No. 2 drill tip that penetrates up to 0.11" thickness in aluminum and sheet metal
• Superior corrosion resistance provided by 18-8 stainless steel construction for extended service life in harsh environments
• Enhanced thread engagement through thread forming design that creates stronger, vibration-resistant connections in ductile materials
• Optimized drive efficiency with No. 2 square drive that prevents cam-out and allows higher torque application
• Secure fastening performance with pan head design that provides excellent bearing surface and prevents over-tightening
• Complete thread coverage with fully threaded shank ensuring maximum holding power along the entire fastener length
• Industry-standard compatibility with right-hand threading that integrates seamlessly with existing assembly processes

Professional Applications & Engineering Value

These 18-8 stainless steel self-drilling tapping screws deliver exceptional value in aluminum and sheet metal fabrication by combining drilling and fastening operations into a single step. The thread forming design displaces material rather than removing it, creating stronger threads that resist vibration loosening in ductile metals. The No. 2 drill tip efficiently penetrates up to 0.11" thickness without pilot holes, significantly reducing installation time and labor costs. The pan head with square drive provides reliable torque transmission while the fully threaded configuration ensures uniform stress distribution. These self-drilling screws are engineered for production environments where speed, reliability, and corrosion resistance are critical factors in assembly efficiency.

Specification Summary & Compliance

Manufactured to precise inch system dimensions with No. 10-16 thread specification and Class 2A thread tolerances. Features include 1/2" length, 0.19" thread diameter, 16 threads per inch, and standard pan head profile. The 18-8 stainless steel composition provides excellent mechanical properties while meeting industry standards for thread forming screws. Compliant with RoHS and REACH environmental regulations for industrial fastener applications.