Big Timber CTX Construction Lag Screws, T-30, #15 x 4-In, 25-Pk

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 twice the torque as Phillips or Square Drive while extending the life of the bit
Built-in washer head for increased pull through strength

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