Simpson HDIA50 Hollow Drop-In Internally Threaded expansion Anchor 1/2" PACK:250 Pk They are designed for dry

They are designed for dry

It is fabricated from 3-gauge steel

The duplex head design makes this anchor ideal for temporary applications where clean removal is required

The CC5 1/4-8 features increased uplift load ratings designed to meet the demands of earthquake or wind loading

Simpson HDIA50 Hollow Drop-In Internally Threaded expansion Anchor 1/2" PACK:250 Pk They are designed for dryThe Simpson Strong Tie HDIA50 HDIA Hollow Drop In Internally Threaded Anchor is a flush mount expansion anchor engineered for attaching 1 2 inch threaded rod to support conduit, cables, and lighting in both hollow and solid base materials. Designed by Simpson Strong Tie, this anchor's versatile expansion design makes it equally effective in CMU, hollow core plank, brick, normal weight concrete, and lightweight concrete all while delivering a clean,