S-91550A305 Length 1 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 technology and fully threaded design, providing a secure, vibration-resistant grip in wood materials
• Versatile drive compatibility with combined Phillips/Square drive, allowing for flexible tool use and reducing cam-out during installation
• Efficient flush installation with standard 90° flat head profile, enabling a smooth, countersunk finish in plywood and OSB applications
• Optimized thread engagement with 0.138" diameter and 18 TPI, ensuring strong pull-out resistance and reduced wood splitting
• Convenient pre-drilling guidance with specified 1/16" drill bit size, streamlining installation and improving accuracy
• Compliance with environmental standards through RoHS 3 compliance, ensuring safe, reliable use in professional and residential projects

Professional Applications & Engineering Value

These No. 6 wood screws are engineered to address common fastening challenges in woodworking and construction, particularly with materials like plywood and Oriented Strand Board (OSB). The zinc-plated steel material offers excellent durability against moisture and corrosion, extending the life of assemblies in both indoor and outdoor settings. The thread forming design creates tight, precise threads in wood without pre-tapping, minimizing material stress and preventing splitting. Combined with a fully threaded shank and pointed tip, these screws deliver maximum grip and pull-out resistance, making them ideal for structural applications, furniture assembly, and decking where reliability is critical. The Phillips/Square drive provides versatility for professionals using different drivers, enhancing workflow efficiency on the job site.

Specification Summary & Compliance

This product features a No. 6 screw size with a 1-1/2" length, 0.138" thread diameter, and 18 TPI for consistent fastening performance. The flat head design includes a standard profile with a 90° countersink angle for flush mounting. Manufactured from zinc-plated steel with a right-hand thread direction and round shank cross-section, these screws comply with RoHS 3 (2015/863/EU) regulations, ensuring they are free from hazardous substances and suitable for various professional and consumer applications.