S-90031A179 Length 1 1/2" Wood Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, ensuring long-term durability in various woodworking environments.
• Enhanced holding power from the 16 TPI thread forming design, providing secure fastening in wood without pre-tapping.
• Easy and reliable installation with the Phillips drive style and flat head, reducing slippage and ensuring flush finishes.
• Precise fastening control due to the partially threaded design, minimizing wood splitting and improving alignment.
• Versatile application compatibility for both hardwood and softwood, with recommended drill bit sizes for optimal performance.
• Compliance with industrial safety standards including RoHS 3 and REACH, ensuring environmental and health safety in professional use.
• Optimized for wood materials with a pointed tip and standard flat head profile, facilitating quick insertion and strong retention.

Professional Applications & Engineering Value

These No. 7 wood screws are engineered to address common challenges in woodworking, such as material splitting and corrosion. The zinc-plated steel material offers excellent protection against rust, extending the lifespan of assemblies in humid or outdoor settings. With a thread forming design and 16 TPI, these screws create strong, permanent threads in wood without the need for pre-drilled taps in many cases, reducing installation time and tool wear. The partially threaded configuration ensures that the screw grips firmly at the point of fastening while allowing for easier adjustment, making them ideal for construction and furniture applications where precision and reliability are critical. The Phillips flat head drive enhances user control during installation, preventing cam-out and ensuring a clean, flush finish that meets professional standards.

Specification Summary & Compliance

This screw features a thread diameter of 0.151" with approximately 16 threads per inch, a length of 1-1/2", and a standard flat head profile with an 82° countersink angle. It is designed for use in wood, with specific drill bit recommendations (e.g., 3/32" for hardwood and 1/16" for softwood) to ensure proper fit. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety standards for industrial components.