Simpson 3/16 x 3 1/2 Mushroom Head Crimp Drive Anchor CD18312M Direct Fastening Simpson Strong-Tie shank adapters are

Simpson Strong-Tie shank adapters are designed specifically to maximize drill-bit versatility without the need for multiple rotohammers

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The Simpson A88 measures 8 in

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Simpson 3/16 x 3 1/2 Mushroom Head Crimp Drive Anchor CD18312M Direct Fastening Simpson Strong-Tie shank adapters areThe Simpson Strong Tie CD18312M Crimp Drive 3 16 in. x 3 1 2 in. Zinc Plated Mushroom Head Anchor is an easy to install expansion anchor engineered by Simpson Strong Tie for use in concrete and grout filled block. The preformed curvature along the shaft creates an expansion mechanism that secures the anchor in place and eliminates the need for a secondary tightening procedure, making installation faster and more efficient. Key Features Unique curved