Big Timber No. 10 X 4 in. L Star Bronze Wood Screws 5 lb 240 pk

Heat-treated hardened steel for high tensile strength and high shear strength. Triple layer ACQ compatible bronze coating for exterior or interior use. Handles 2X the torque as Phillips or Square Drive while extending the life of the bit. Aggressive knurl enlarges hole to reduce splitting and drag to help draw lumber together. Type-17 tip for faster precise starts which eliminate "walking" Provides easier insertion without pre-drilling. International building code and international residential code compliant.