Simpson Strong-Tie #12 4" Self-Drilling Screw, Hex-Washer Head - 316 Stainless Steel, Qty. 1,000 Tapcon No Pre-Drilling Needed – Patented

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

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

Designed for high-corrosion environments

The corner plates use 9/16" punched holes

Hip roof construction and other angled roof framing projects

Simpson Strong-Tie #12 4" Self-Drilling Screw, Hex-Washer Head - 316 Stainless Steel, Qty. 1,000 Tapcon No Pre-Drilling Needed – PatentedBuilt 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,