Simpson HDIA37 3/8" Hollow Drop-In Anchor - Zamac 3, Pkg 50 Deck Ties Select the appropriate length and

Select the appropriate length and diameter to ensure the point fully penetrates the steel and the threads engage properly

Strong-Tie Quik Drive CB3BLG fiber-cement board screws are designed to quickly and easily fasten dense fiber-cement boards to wood

the sweep design helps maximize anchor placement while rolled threads provide increased tensile capacity for demanding structural applications

Ideal for overhead

3" or 4 1/2" screws may be substituted for the longer length screws with no load reduction

Simpson HDIA37 3/8" Hollow Drop-In Anchor - Zamac 3, Pkg 50 Deck Ties Select the appropriate length andThe 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.