S-90161A848 Length 1 3/4" Tapping Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with blue protective coating for long-lasting performance in demanding environments.
• Superior torque transmission via the Torx drive, reducing cam-out and tool wear for reliable installation.
• High load-bearing capacity with 190 lbs pull-out and 225 lbs shear strength, ensuring secure fastening in 3,000 psi concrete.
• Easy and precise installation thanks to the pointed tip and standard flat head profile, minimizing setup time.
• Versatile application in concrete, brick, and block, providing a robust anchoring solution for various construction needs.
• Environmental and safety compliance with RoHS 3 and REACH regulations, supporting sustainable industrial practices.
• Optimized for use with 3/16" drill bits, ensuring compatibility and reducing the risk of misalignment during drilling.

Professional Applications & Engineering Value

These 1/4" tapping screws are engineered to address common challenges in construction and industrial settings, such as material fatigue and installation inefficiency. The blue corrosion-resistant coated steel construction provides a durable barrier against moisture and chemicals, extending service life in harsh conditions like outdoor concrete structures. The Torx drive style ensures maximum torque transfer, preventing slippage and reducing the likelihood of fastener failure under stress. With a pointed tip and right-hand thread direction, they facilitate quick penetration into concrete, brick, and block, minimizing labor time and enhancing project timelines. Ideal for heavy-duty applications, these screws deliver consistent performance where high pull-out and shear strength are critical, making them a reliable choice for contractors and engineers seeking efficiency and durability.

Specification Summary & Compliance

This product adheres to standard dimensional tolerances for inch-based systems, with a thread diameter of 0.25" and length of 1 3/4". It is designed for use with a 3/16" drill bit and features an 82° countersink angle for proper seating. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it meets stringent environmental and safety standards for industrial fasteners, ensuring reliability and regulatory alignment in global markets.