S-90161A529 Length 2 3/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with blue protective coating for extended service life in harsh environments
• Exceptional holding power with 150 lbs pull-out and 180 lbs shear strength tested in 3,000 psi concrete
• Easy installation and removal with pointed tip design and removable anchor capability
• Secure fastening in masonry specifically engineered for block, brick, and concrete applications
• Reliable drive engagement with external hex/slotted head for positive tool connection
• Precise installation guidance with recommended 5/32" drill bit size for optimal performance
• Heavy-duty construction with steel material ensuring durability in demanding construction applications

Professional Applications & Engineering Value

These blue corrosion-resistant tapping screws deliver exceptional performance in masonry applications where reliable anchoring and environmental durability are critical. The steel construction with specialized coating provides superior protection against corrosion, extending service life in exterior and high-moisture environments. The pointed tip design facilitates easier starting and installation in dense materials like concrete, brick, and block, reducing installation time and labor costs. With 150 lbs pull-out strength and 180 lbs shear strength verified in 3,000 psi concrete, these heavy-duty fasteners ensure structural integrity in commercial construction, infrastructure projects, and industrial applications where vibration resistance and long-term reliability are paramount requirements.

Specification Summary & Compliance

This 3/16" x 2-3/4" tapping screw features right-hand threads with a thread diameter of 0.188" and length of 1-5/8". The hex head design (1/4" width, 9/64" height) with external hex/slotted drive provides secure tool engagement. Manufactured to precise dimensional standards with Class 2A thread tolerances, these screws are engineered for optimal performance with recommended 5/32" drill bit (0.1563" diameter) and minimum 1" installation depth. The blue corrosion-resistant coating meets industry standards for environmental protection, while the mechanical properties ensure reliable performance in demanding construction applications.