S-90031A110 Length 1/2" Wood Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, ensuring long-lasting performance in various environmental conditions
• Enhanced holding power through thread forming design that creates strong, secure threads in wood without pre-tapping
• Clean, flush installation with standard flat head profile and 82° countersink angle for professional finished appearance
• Optimized for wood applications with pointed tip and partial threading for reduced splitting and maximum grip in hardwood and softwood
• Reliable driving performance with Phillips No. 1 drive that provides good torque transfer and reduces cam-out
• Precision thread engagement with 0.112" diameter and 22 threads per inch for consistent, secure fastening in wood materials
• Compliance with international standards including RoHS 3 and REACH for safe, environmentally responsible manufacturing

Professional Applications & Engineering Value

These No. 4 wood screws are engineered specifically for woodworking and carpentry applications where reliable fastening is critical. The zinc-plated steel construction provides essential corrosion protection for both indoor and limited outdoor use, while the thread forming design eliminates the need for separate tapping operations in hardwood and softwood. The 82° countersink angle and flat head profile ensure seamless integration with standard counterbore bits, creating professional-grade finishes without protruding hardware. The partially threaded shank and pointed tip work together to minimize wood splitting while maximizing pull-out resistance, making these Phillips flat head screws ideal for furniture assembly, cabinetry, and general wood construction where appearance and structural integrity matter.

Specification Summary & Compliance

This No. 4 x 1/2" wood screw features inch system measurements with 0.112" thread diameter and 22 threads per inch for precise fitment. The partially threaded design provides optimal grip in wood applications, while the standard flat head profile with 82° countersink angle ensures proper seating. Manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, these screws meet international environmental and safety standards for industrial use.