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these screws are built for exterior use in demanding environments
light-profile design for tight framing conditions
providing a secure connection without the need for through-bolting
Connection Support: Reinforces truss
and a clean appearance
Simpson Strong-Tie 5/8" x 16" RFB Retrofit Foundation Anchor Bolt - Zinc Drop-In Anchors these screws are built forSimpson Strong Tie RFB Retrofit Foundation Bolts provide a reliable solution for anchoring wood sill plates to existing concrete foundations. Unlike traditional L bolts or J bolts that are embedded before concrete is poured, these retrofit anchor bolts are installed into cured concrete, making them ideal for foundation upgrades, repairs, and retrofit applications. Designed for use with Simpson Strong Tie anchoring adhesives, the RFB anchor bolt