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When designs call for structural pilings, try Simpson Strong-Tie’s Strong-Drive SDWH Timber Hex-HDG screws. Replacing bolt-washer-nut assemblies, the hot-dip galvanized screw has an integral oversized washer and a SawTooth point to eliminate pre-drilling. The .267-inch-diameter SDWH Timber Hex-HDG screw comes in five lengths from 4 to 12 inches and has a 3/8-inch hex head. Pricing varies. strongtie.com

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