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these retrofit foundation bolts are commonly used for seismic retrofits
The SD9 and SD10 screws replace 10d and 16d nails respectively
the HSURC offers reliable corrosion resistance in standard indoor and outdoor environments
Anchor Bolt: Requires a 3/4" diameter anchor bolt and one standard 3/4" cut washer (not included) for proper installation
#8 x 1-5/8" Simpson Strong-Tie DWP T20 Flat Head Wood Screw - 305 Stainless Steel, Pkg. 350 BC/BCS Post Caps these retrofit foundation bolts areSimpson Strong Tie DWP Flat Head Screws are built for strength, reliability, and clean finishes in decking, trim, and general exterior wood applications. Made from 305 stainless steel for maximum dependable outdoor corrosion resistance, these screws perform in harsh environments and with treated lumber. The flat head design allows the screw to countersink for a flush fit, providing a smooth, professional look. With a Type 17 point, installation is