Simpson Strong-Tie SDWH271000GR30 The Strong-Drive SDWH Timber-Hex HDG screw is a hot-dip galvanized fastener suitable for heavy-duty marine and coastal applications. It's ideal for use in structural pilings, piers, docks,...

Simpson Strong-Tie SDWH19800SS-R50 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19800SS-R10 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19800DB-RP1 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19800DB-R50 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19800DB-R12 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19600SS-R100 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19600SS-R10 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19600SS-5 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19600DB-RP1 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19600DB-R50 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19600DB-R12 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19500SS-R100 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19500SS-R10 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19450SS-R100 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19450SS-R10 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19400SS-R20 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19400SS-R100 Stainless-steel structural fasteners designed for lag-screw replacement. These hex-head fasteners require no predrilling, making them easier and faster to install than typical lag screws. They meet 2018...

Simpson Strong-Tie SDWH19400DB-RP1 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19400DB-R50 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19400DB-R12 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19300DB-RP1 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19300DB-R50 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...

Simpson Strong-Tie SDWH19300DB-R12 Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It...