Simpson HDIA37 Hollow Drop-In Internally Threaded expansion Anchor 3/8" Metalworking Teeth: 24 ATB

Teeth: 24 ATB

including concrete masonry unit (CMU) and brick

Applications where additional bearing surface area at the column seat is required

Consistent performance in high and low strength concrete

Simpson HDIA37 Hollow Drop-In Internally Threaded expansion Anchor 3/8" Metalworking Teeth: 24 ATBThe 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