Simpson Strong-Tie #12 3" Self-Drilling Screw, Hex-Washer Head - 316 Stainless Steel, Qty. 100 Wood-To-Steel Screw Guns This screw features a flat

This screw features a flat head with nibs and a large shoulder under the head to prevent pulling through softer materials

routed header/post

zinc die-cast washered wing nuts

leak-free seal

4-Hole 30 Degree

Simpson Strong-Tie #12 3" Self-Drilling Screw, Hex-Washer Head - 316 Stainless Steel, Qty. 100 Wood-To-Steel Screw Guns This screw features a flatBuilt to stand up to the harshest environments, the Simpson Strong Tie T12300HDUC 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,