Simpson Strong-Tie #12 4" Self-Drilling Screw, Hex-Washer Head - 316 Stainless Steel, Qty. 100 Sale - Connectors so the wafer head seats

so the wafer head seats flush and the connection remains tight

Sharp threads for fast

Drive flush with the wood surface—do not overdrive

Ensure the Dagger-Guard coating is suitable for the project environment

Use the specified nails or screws as recommended by Simpson Strong-Tie to ensure full load capacity

Simpson Strong-Tie #12 4" Self-Drilling Screw, Hex-Washer Head - 316 Stainless Steel, Qty. 100 Sale - Connectors so the wafer head seatsBuilt to stand up to the harshest environments, the Simpson Strong Tie T12400HDUC Self Drilling Hex Washer Head Screws in 316 stainless steel offer unmatched corrosion resistance for demanding applications. These screws are engineered for fastening into 16 to 12 gauge steel, eliminating the need for pre drilling and streamlining your installation. Whether you're working in coastal construction, wastewater facilities, or any high exposure environment,