Simpson Strong-Tie Strong-Drive SDWH27800GMB Deck Screw, 8 in L, Serrated Thread, Large Washer Head, Hex Drive, Steel

The SDWH Timber-Hex HDG screw is a 0.276 in Dia hot-dip galvanized screw suitable for marine and coastal applications. The SDWH Timber-Hex HDG screw has a SawTooth point and oversized integral washer that makes for fast installations, no predrilling or separate washer needed. Speed up your next pile job by replacing 3/4 in and 5/8 in HDG bolt/washer/nut assemblies (two screws for one bolt in many conditions) with the Strong-Drive SDWH Timber-Hex HDG screw. It is code listed under IAPMO-UES ER-192 and meets 2015 and 2018 IRC and IBC code requirements for several common wood framing applications.