S-90203A627 Length 2 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Eliminates pre-drilling requirements with integrated No. 3 drill tip that penetrates up to 0.175" thickness in aluminum and sheet metal
• Superior corrosion resistance provided by 18-8 stainless steel construction for long-lasting performance in demanding environments
• Enhanced torque transmission through square drive design prevents cam-out and ensures secure installation
• Complete thread engagement with fully threaded shank delivers maximum holding power across the entire fastener length
• Optimized for high-volume applications with right-hand threading and standardized pan head for efficient assembly operations
• Secure fastening in thin materials through thread forming design that creates strong, vibration-resistant connections
• Consistent performance with precise 2-1/2" length and No. 10-16 thread specification for reliable repeatability

Professional Applications & Engineering Value

These 18-8 stainless steel self-drilling tapping screws are engineered specifically for sheet metal and aluminum applications where efficiency and reliability are critical. The integrated No. 3 drill tip eliminates the need for separate drilling operations, significantly reducing installation time and labor costs in industrial settings. The thread forming design creates strong, permanent threads in parent material without cutting away material, resulting in superior vibration resistance and pull-out strength. The square drive style provides exceptional torque transmission, preventing tool slippage during high-volume assembly operations. These fully threaded screws ensure maximum engagement in thin-gauge materials commonly used in HVAC, electrical enclosures, and metal fabrication projects, making them ideal for production environments where speed and reliability are paramount.

Specification Summary & Compliance

These No. 10-16 thread forming screws feature precise dimensional accuracy with standard thread tolerances and a 2-1/2" length specification. The 18-8 stainless steel composition provides excellent mechanical properties and corrosion resistance. Manufacturing follows industry standards for self-drilling fasteners with No. 3 drill tip configuration capable of penetrating up to 0.175" material thickness. The square drive system and pan head design comply with industrial fastener specifications for reliable performance in commercial and industrial applications. Materials comply with RoHS and REACH environmental standards for use in various manufacturing sectors.