3/4" x 3-1/8" Strong-Tie Drop-In Internally Threaded Coil Thread Anchor, Zinc Plated - Pkg 20Simpson 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 the compatible DIABST75 hand setting tool. The anchors