Simpson CD18114M 3/16" X 1-1/4" Mushroom Head Crimp Anchor - Zinc, Pkg 100 Zinc Large Diameter Concrete Screws making them compatible with a

making them compatible with a wide range of metal roofing panels and wood substrates

chemical processing

Integrated Washer Head: 1/4" hex head with 0

The box-thread design ensures smooth driving and holding power

The square-drive recess provides secure engagement and reduces cam-out

Simpson CD18114M 3/16" X 1-1/4" Mushroom Head Crimp Anchor - Zinc, Pkg 100 Zinc Large Diameter Concrete Screws making them compatible with aThe 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