S-90077A294 Length 3/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
• Efficient dual-drive compatibility with Phillips/Slotted head allows flexible installation using standard tools
• Optimal thread-forming performance creates strong, permanent threads in sheet metal without pre-tapping requirements
• Maximum material penetration with fully threaded design and pointed tip for secure fastening in thin materials
• Precise dimensional accuracy with No. 12 size and 11 threads per inch ensures consistent, reliable performance
• Enhanced driving stability from pan head design provides superior torque transmission and reduced cam-out
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global manufacturing applications

Professional Applications & Engineering Value

These zinc-plated steel tapping screws deliver exceptional value in sheet metal applications where material thickness and structural integrity are critical concerns. The thread-forming A/AB type design eliminates the need for separate tapping operations, significantly reducing assembly time and labor costs in high-volume manufacturing. The fully threaded configuration with pointed tip ensures maximum thread engagement in materials up to 0.025" thickness, providing superior pull-out resistance compared to conventional fasteners. The combination of Phillips/Slotted drive offers installation flexibility across various production environments, while the corrosion-resistant zinc plating maintains performance in challenging industrial conditions. These sheet metal screws are engineered to prevent stripping and ensure reliable, vibration-resistant connections in HVAC systems, electronic enclosures, and automotive components.

Specification Summary & Compliance

These No. 12 x 3/4" tapping screws feature precise dimensional specifications including 0.216" thread diameter, 11 threads per inch, and standard Class 2A thread tolerances for consistent performance. The thread-forming tapping method follows industry-standard A/AB screw type specifications, designed specifically for sheet metal applications requiring 3/16" drill bit preparation. Manufacturing compliance includes full adherence to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in global industrial markets. The right-hand thread direction and rounded pan head profile meet established industrial fastening standards for reliable integration into existing assembly processes.