S-90950A152 Length 3 3/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 410 Stainless Steel construction for long-lasting performance in demanding environments.
• High-strength holding power with 225 lbs shear and 190 lbs pull-out resistance, tested in 3,000 psi concrete for reliable anchoring.
• Efficient, flush installation thanks to the standard flat head and 82° countersink angle, creating a smooth, professional finish.
• Easy installation and removal with a Phillips drive and right-hand threading, designed for straightforward use in concrete, brick, and block.
• Optimized for masonry applications with a pointed tip and 2 1/8" thread length for quick, secure penetration and superior grip.
• Simplified project planning with clear compatibility for a 3/16" drill bit, ensuring precise and easy hole preparation.
• Versatile fastening solution suitable for a range of masonry materials, providing a dependable, removable anchor.

Professional Applications & Engineering Value

This 410 Stainless Steel Tapping Screw is engineered to address the core challenges of masonry and concrete fastening, where vibration, load stress, and environmental exposure can compromise integrity. The high-strength alloy provides excellent resistance to rust and corrosion, ensuring durability in both indoor and outdoor applications. Its pointed tip and aggressive thread design allow for quick, self-tapping installation into concrete, brick, and block, reducing installation time and labor costs. The Phillips flat head with an 82° countersink ensures a secure, flush fit, minimizing snagging risks and providing a clean aesthetic. This screw delivers reliable performance for structural attachments, HVAC installations, and facade work, making it a trusted choice for contractors and engineers seeking a robust, removable anchoring solution.

Specification Summary & Compliance

This screw features a 1/4" thread diameter and 3 3/4" length with a 2 1/8" thread length, adhering to standard inch measurements for precise fit. It is designed as a tapping screw with right-hand threading and a standard flat head profile. The manufacturing ensures consistent quality for reliable performance in masonry applications. Compliant with industry standards for mechanical properties and material composition, it is suitable for use in various construction and industrial settings, meeting general requirements for safety and performance in concrete fastening systems.