Simpson Strong-Tie #12 4" Self-Drilling Screw, Hex-Washer Head - 316 Stainless Steel, Qty. 1,000 Tapcon Designed for high-corrosion environments

Designed for high-corrosion environments

No Pre-Drilling Needed – Patented tip drives easily into wood

Insert the 3/8" threaded rod

these screws make fast work of overhead installation

Driving Performance: Sharp point and threads provide fast starts and secure hold

Simpson Strong-Tie #12 4" Self-Drilling Screw, Hex-Washer Head - 316 Stainless Steel, Qty. 1,000 Tapcon Designed for high-corrosion environmentsBuilt to stand up to the harshest environments, the Simpson Strong Tie T12400HDUM 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,