S-99795A112 Length 4" Tapping Screws

Key Features & Benefits at a Glance

• Superior holding power with 1900 lbs pull-out and 3300 lbs shear strength for reliable anchoring in demanding concrete applications
• Enhanced corrosion resistance through zinc-plated steel construction, extending service life in harsh construction environments
• Efficient installation and removal with external hex drive design, allowing for quick fastening and removable applications
• Optimized thread engagement with 3½" thread length and blunt tip for maximum grip in block, brick, and concrete substrates
• Proven performance validation through testing in 4000 psi concrete, ensuring consistent results in high-strength applications
• Simplified drilling preparation with compatible 1/2" drill bit size, reducing installation time and tool requirements
• Environmental compliance assurance with RoHS 3 certification, meeting international regulatory standards for hazardous substances

Professional Applications & Engineering Value

Engineered for heavy-duty concrete anchoring applications, these zinc-plated steel tapping screws solve critical installation challenges in construction and industrial settings. The combination of external hex drive and substantial 5/8" diameter provides superior torque transmission during installation, while the 3½" thread length ensures maximum engagement in concrete, block, and brick substrates. This design addresses common failure points in concrete fastening by distributing stress evenly across the tapping screw's full thread profile. The removable anchor capability offers flexibility for temporary structures or maintenance access, making these screws ideal for both permanent installations and applications requiring future disassembly. Tested in 4000 psi concrete, these fasteners deliver predictable performance in the most demanding construction environments.

Specification Summary & Compliance

This 5/8" tapping screw features inch system measurements with right-hand threads and blunt tip design for optimal performance in concrete applications. The fastener meets industry standards for concrete anchor screws with precise dimensional specifications including 13/16" head width and 4" overall length. Manufacturing compliance includes RoHS 3 (2015/863/EU) certification, ensuring environmental responsibility while maintaining the mechanical properties required for heavy-duty construction applications. The product has been validated through rigorous testing protocols to ensure consistent performance matching the specified pull-out and shear strength ratings.