1/2" x 2" Strong-Tie Drop-In Internally Threaded Coil Thread Anchor, Zinc Plated - Pkg 50 Strong-Drive SDCF Timber-CF Screws Coarse thread provides strong grip

Coarse thread provides strong grip in wood substrates

Rim joist models are designed to fit up to a 17" clear span without any loss of strap nailing while still providing all the benefits of the STHD model

steel stitching in side-lap configuration

No pre-drilling is typically needed in standard lumber — just drive and tighten for a secure fit

000-hour salt spray rating for advanced corrosion protection

1/2" x 2" Strong-Tie Drop-In Internally Threaded Coil Thread Anchor, Zinc Plated - Pkg 50 Strong-Drive SDCF Timber-CF Screws Coarse thread provides strong gripSimpson Strong Tie introduces a new, redesigned Drop In internally threaded anchor that provides easier installation into base materials. Improved geometry in the preassembled expansion plug allows the anchor to install with 40% fewer hammer strikes than previous versions. These deformation controlled expansion anchors are easily set by driving the plug toward the bottom of the anchor using either the compatible DIABST50 hand setting tool or DIABST50