S-99136A104 Length 2 1/2" Drywall Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc yellow-chromate plating for long-lasting performance in demanding construction environments
• Enhanced driving efficiency with No. 2 Phillips drive that reduces cam-out and provides secure installation
• Optimal flush mounting thanks to the standard flat head design that sits neatly in drywall and wood surfaces
• Maximum holding power achieved through partial threading and thread forming technology that creates strong, permanent connections
• Reduced material splitting with pointed tip design that allows for easier penetration in wood and drywall applications
• Consistent fastening performance with precisely engineered 9 threads per inch and 2-1/2" length for reliable results
• Versatile application capability designed specifically for both drywall and wood fastening needs in construction projects

Professional Applications & Engineering Value

These No. 7 Phillips flat head drywall screws are engineered to address common construction challenges where secure, reliable fastening is critical. The zinc yellow-chromate plated steel construction provides exceptional corrosion protection, extending service life in various environmental conditions. The thread forming technology creates stronger mating threads in materials without pre-drilling, reducing installation time while improving pull-out resistance. The partial threading design concentrates holding power where it's needed most, preventing material damage while ensuring superior clamping force. These drywall screws are specifically optimized for wood framing and drywall installation, making them ideal for professional contractors seeking consistent, high-performance results in residential and commercial construction projects.

Specification Summary & Compliance

These inch-system screws feature precise No. 7 screw size with 0.151" thread diameter and 9 threads per inch, manufactured to industry standards for dimensional accuracy. The 2-1/2" length with minimum 2-1/4" thread length ensures proper engagement in various material thicknesses. The right-hand thread direction and standard flat head profile comply with common installation practices. Manufactured from quality steel with zinc yellow-chromate plating that meets industry requirements for corrosion protection, these screws are suitable for professional drywall and wood fastening applications where reliability and performance are paramount.