Simpson #12 x 1" Self-Drilling X Metal Screw, 14 TPI, Zinc coated PACK:100 Pk This column base is sized

This column base is sized for a nominal 6x8 post or column member

making it a practical choice for aluminum extrusion

which are provided with the column cap

Zinc Nailon anchor body for reliable expansion in base materials

For decks near the ocean

Simpson #12 x 1" Self-Drilling X Metal Screw, 14 TPI, Zinc coated PACK:100 Pk This column base is sizedSimpson #12 x 1" Self Drilling Screw with 14 TPI and Zinc Coating is a heavy duty metal fastener engineered for reliable steel to steel connections. Designed with a hex washer head and sharp drill point, this screw drives directly into structural steel without pre drilling, making it a go to choice for steel decking installation, steel stitch fastening, and cold formed steel framing applications. The zinc coating provides corrosion resistance to help