Rugged Structural Screws RSS - 5/16" x 4" - 400/Pkg

With its high-quality hardened steel, the RSSMC screw ensures exceptional resistance to tensile, torque, and shear forces. Perfect for tough materials, it penetrates easily thanks to its sharp points and threads, even in hardwood, minimizing the risk of splitting. It is designed for demanding uses and guarantees a durable hold, approved for treated wood.