S-94048A338 Length 3 1/2" ASME B18.2.1, ASTM A307, SAE J429 Wood Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance through hot-dipped galvanized steel construction, ensuring long-lasting performance in outdoor or humid environments
• Exceptional holding power with thread forming design that creates strong, permanent threads in wood without pre-drilling
• Heavy-duty installation capability featuring external hex drive and hex head design for high-torque applications and secure fastening
• Optimized wood penetration with pointed tip and partial threading for controlled insertion and reduced wood splitting
• Industry-standard compatibility meeting ASME B18.2.1, ASTM A307, and SAE J429 specifications for reliable performance
• Environmental compliance assurance with RoHS 3 and REACH regulations for safe, sustainable manufacturing
• Versatile length application with 3-1/2" length and 2.333" minimum thread length for deep penetration in various wood thicknesses

Professional Applications & Engineering Value

These hot-dipped galvanized steel hex head wood screws deliver exceptional engineering value for demanding wood fastening applications. The thread forming design eliminates the need for tapping operations while creating permanent, high-strength connections that resist vibration loosening. The external hex drive system provides superior torque transmission for rapid installation in structural wood assemblies, decking, and timber construction. The partial threading configuration ensures maximum clamping force while minimizing wood splitting, making these 1/2" diameter screws ideal for heavy-duty framing, outdoor structures, and industrial wood applications where corrosion resistance and long-term reliability are critical. The combination of 6 threads per inch and pointed tip facilitates smooth penetration while maintaining excellent pull-out resistance.

Specification Summary & Compliance

Manufactured to exacting standards with 1/2" diameter and 3-1/2" length, these wood screws feature right-hand threading with approximately 6 threads per inch. The screws comply with ASME B18.2.1 dimensional specifications, ASTM A307 material requirements, and SAE J429 mechanical properties. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring they meet current environmental and safety standards for industrial use.