S-92365A486 Length 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Eliminates pre-drilling requirements with integrated drilling tip that penetrates up to 0.1" thickness in steel and sheet metal
• Superior corrosion resistance through Black-Oxide steel coating for extended service life in industrial environments
• Maximum thread engagement with fully threaded design ensuring superior holding power in thin materials
• Efficient installation with Phillips No. 2 drive providing reliable torque transfer during assembly
• Clean, flush finish achieved through 82° countersink angle and flat head design for smooth surface applications
• Reliable thread formation using BSD thread forming technology that creates strong, permanent threads in parent material
• Precise dimensional consistency with No. 8-18 thread specification ensuring compatibility with standard industrial applications

Professional Applications & Engineering Value

These Black-Oxide steel tapping screws deliver exceptional value in steel and sheet metal assembly applications where efficiency and reliability are paramount. The thread forming design eliminates the need for separate tapping operations while creating strong, strip-resistant threads that maintain integrity under vibration and load. The integrated drilling tip penetrates up to 0.1" thickness without pre-drilling, significantly reducing installation time and labor costs in high-volume manufacturing environments. The Phillips No. 2 drive ensures consistent torque application, while the 82° countersink angle provides a flush finish that meets aesthetic and safety requirements in visible applications. These fully threaded screws maximize pull-out strength in thin materials, making them ideal for HVAC systems, electrical enclosures, automotive components, and industrial machinery where corrosion-resistant fasteners are essential for long-term performance.

Specification Summary & Compliance

These No. 8-18 x 1/2" tapping screws feature precise 0.164" thread diameter with 18 threads per inch in right-hand orientation, manufactured to BSD standard for thread forming applications. The flat head profile with standard dimensions (0.312" head diameter, 0.1" head height) ensures proper seating in countersunk holes. The Black-Oxide surface treatment provides corrosion protection while maintaining dimensional accuracy. These industrial fasteners are designed for use in steel and sheet metal applications up to 0.1" thickness, with fully threaded construction ensuring maximum engagement. Manufacturing complies with industry standards for thread forming screws and meets general industrial requirements for material composition and performance characteristics.