Heat-treated hardened steel for high tensile strength and high shear strength
Deep Robertson Drive Recess reduces cam-out end load. Handles maximum torque with The Original Robertson Drive
Self countersinking nibs under the head to ensure a clean finish
Aggressive knurl enlarges hole to reduce splitting and drag to help draw lumber together
Patented Aster thread form on threads to cut fibers for easier engagement at lower torque. Provides quick and easy engagement without pre-drilling.Aggressive thread for great withdrawal strength
Structural Wood Screw – Backed by certified independent testing (TER 1911-01)

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