BTX93 9 x 3-Inch Bronze Star Flat Head Screw 2m

 Heat-treated hardened steel for high tensile strength and high shear strength
• Triple layer ACQ compatible bronze coating for exterior or interior use
• Wax coating enhances performance, reducing the torque for a smoother drive
• Deep six-lobe star drive recess reduces cam-out end load
• Handles 2X the torque as Phillips or Square Drive while extending the life of the bit
• Under-head cutting nibs to aid in self countersinking
• Aggressive knurl enlarges hole to reduce splitting and drag to help draw lumber together
• V-Cut notches on threads to cut fibers for easier insertion at lower torque
• Type-17 tip for faster precise starts which eliminate “walking”, provides easier insertion without pre-drilling
• Aggressive thread for great withdrawal strength
• Structural wood screw – backed by certified independent testing (TER 1911-01)
• International Building Code and International Residential Code Compliant