Simpson Strong Tie SDWS22600DB-RC12 0.220" x 6" Stong-Drive Structural Wood Screws with 6-Lobe Drive Head - 12 per Package 0.220" Shank Diameter x 6" Length 6-Lobe Drive (T-40) 4-Cut Point Double-barrier coating provides corrosion resistance equivalent to hot-dip galvanization 12 Screws per Package