Simpson HDIA37SS Hollow Drop-In Internally Threaded Anchor 3/8" Stainless Steel PACK:200 Pk The SDS screw-based design offers

The SDS screw-based design offers several advantages over traditional bolted connections: it provides a lower profile that reduces interference with surrounding materials

The HDIA37SS is designed to accept a 3/8-inch diameter threaded rod with 16 threads per inch (3/8-16 TPI threading)

Specifically engineered to set the Hollow Drop-In Anchor model HDIA62 in hollow materials

The tie-wire head is specifically designed for suspended ceiling applications

Built by Simpson for use with the Quik-Drive PRO300S decking system

Simpson HDIA37SS Hollow Drop-In Internally Threaded Anchor 3/8" Stainless Steel PACK:200 Pk The SDS screw-based design offersThe Simpson Strong Tie HDIA37SS is a Type 304 stainless steel hollow drop in internally threaded anchor engineered for attaching 3 8 inch threaded rod to support conduit, cables, cable trays, pipe supports, fire sprinklers, and suspended lighting. Featuring a flush mount expansion design, this anchor performs reliably in both hollow base materials such as CMU and hollow core plank and solid base materials such as brick, normal weight concrete, and