Simpson HDIA25SS 1/4" Hollow Drop-In Anchor - Zamac 3, Pkg 100 LTS/MTS/HTS Twist Straps Durable ZMAX Finish: Offers superior

Durable ZMAX Finish: Offers superior corrosion resistance for added longevity

Drives fasteners meeting code requirements

Designed to withstand vertical construction loads prior to embedment in concrete

and withdrawal performance

Simpson HDIA25SS 1/4" Hollow Drop-In Anchor - Zamac 3, Pkg 100 LTS/MTS/HTS Twist Straps Durable ZMAX Finish: Offers superiorThe Simpson Strong Tie Hollow Drop In Anchor (HDIA) is an internally threaded, flush mount expansion anchor for use in hollow materials such as CMU and hollow core plank, as well as in solid base materials such as brick, normal weight and lightweight concrete. The expansion design allows anchoring to CMU, hollow core plank, brick, normal weight concrete and lightweight concrete while the internally threaded anchor allows for easy bolt removal.