Simpson Strong Tie CCQ66SDS2.5 1 1 1 6-Inch by 6-Inch Column Cap with SDS Srews Includes 30, 1/4-inch by 2-1/2-inch SDS Screws 16 for Beam and 14 for Post Made from 3-gauge steel Beam Width: 6x SDS screws provide for a lower profile compared to standard through bolts CCQ66SDS2.5 7-Gauge 6x6 Column Cap with SDS Screws