S-99795A572 Length 3" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for long-lasting performance in harsh construction environments
• Exceptional holding power with 2700 lbs pull-out strength and 3500 lbs shear capacity for reliable heavy-duty anchoring
• Easy installation and removal with external hex drive design allowing for quick application and versatility in project adjustments
• Optimized for masonry materials with proven performance in 4000 psi concrete, brick, and block applications
• Precision compatibility with standard 3/4" drill bits for seamless installation without additional tooling requirements
• Secure fastening depth with 3" thread length and 2 1/2" minimum installation depth ensuring maximum engagement in base materials
• Robust head design with 1 1/8" width and 7/8" height providing superior torque transmission during installation

Professional Applications & Engineering Value

This heavy-duty tapping screw delivers exceptional engineering value by solving critical anchoring challenges in concrete, brick, and block applications. The zinc-plated steel construction provides superior corrosion protection in demanding construction environments, while the external hex drive ensures maximum torque transmission during installation. The screw's unique tapping thread design creates precise mating threads in base materials, eliminating the need for separate anchors and reducing installation time. With 2700 lbs pull-out strength and 3500 lbs shear capacity tested in 4000 psi concrete, this fastener provides reliable performance for structural applications, mechanical equipment mounting, and infrastructure projects where vibration resistance and long-term reliability are paramount.

Specification Summary & Compliance

This 3/4" tapping screw features right-hand threads with 0.75" thread diameter and 3" thread length, designed for use with standard 3/4" drill bits. The external hex head (1 1/8" width, 7/8" height) ensures compatibility with common installation tools. Manufactured to industry standards for masonry fasteners, this screw maintains precise dimensional tolerances and is suitable for removable applications in concrete, brick, and block substrates. The product meets relevant industry specifications for construction fasteners and is manufactured with zinc-plated steel for corrosion protection in accordance with standard industrial practices.