Simpson HDIA37 Hollow Drop-In Internally Threaded expansion Anchor 3/8" Metalworking Structural reinforcement projects where straps

Structural reinforcement projects where straps are installed in back-to-back pairs without fastener interference

Featuring the new

diameter drill bit is required to create the hole for the EZAC62434 anchor

MPN: DIA25SS

It keeps the base of the column elevated above the concrete footing

Simpson HDIA37 Hollow Drop-In Internally Threaded expansion Anchor 3/8" Metalworking Structural reinforcement projects where strapsThe Simpson Strong Tie HDIA37 HDIA Hollow Drop In Internally Threaded Anchor is an internally threaded, flush mount expansion anchor engineered for attaching threaded rod to support conduit, cables, and lighting. Designed for versatility across both hollow and solid base materials, this anchor delivers reliable holding power in CMU, hollow core plank, brick, normal weight concrete, and lightweight concrete all with the convenience of a flush mount