Our smooth square head lag screw is a standard square head with no head markings.
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Square head lag screws are threaded with a pointed tip similar to a wood screw. Our square head lags are available in smooth, hammered and pyramid hammered head textures. We offer 1/4", 5/16", For our large diameters we recomend drilling a pilot hole before screwing the lag in place.
Our hammered square head lag is a hand hammered texture on a square head.
Our pyramid square head lag is a hand hammered texture on a square head.