Simpson CD25312M 1/4" X 3-1/2" Mushroom Head Crimp Anchor - Zinc, Pkg 100 Slotted Hex Blue Concrete Screws Column Size: Intended for use

Column Size: Intended for use with 4-inch diameter lally columns and 3

high-quality boot that adapts to various roof slopes

long-lasting connection

steel stitching in side-lap configuration

meets 2018

Simpson CD25312M 1/4" X 3-1/2" Mushroom Head Crimp Anchor - Zinc, Pkg 100 Slotted Hex Blue Concrete Screws Column Size: Intended for useThe Simpson Strong Tie Crimp Drive anchor is an easy to install expansion anchor for use in concrete and grout filled block. The pre formed curvature along the shaft creates an expansion mechanism that secures the anchor in place and eliminates the need for a secondary tightening procedure. This speeds up anchor installation and reduces the overall cost. The low profile mushroom head works excellent for attaching wood or light gauge steel to concrete