Simpson CD18400M 3/16" X 4" Mushroom Head Crimp Anchor - Zinc, Pkg 100 Slotted Hex Blue Masonry Screws Optimized for 6x Headers: Designed

Optimized for 6x Headers: Designed to accommodate standard 6x nominal lumber for accurate and secure fits

Self-drilling point eliminates the need for predrilling into steel

helping you see more clearly when proper setting has taken place

ZMAX Finish Option: Enhanced corrosion resistance for exterior and treated lumber use

the HL angle accommodates a range of load requirements and project needs

Simpson CD18400M 3/16" X 4" Mushroom Head Crimp Anchor - Zinc, Pkg 100 Slotted Hex Blue Masonry Screws Optimized for 6x Headers: DesignedThe 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