Simpson CSD25400 1/4" X 4" Countersunk Head Split-Drive Anchor - Zinc, Pkg 100 Drop-In Anchors Available in Type 305 or

Available in Type 305 or Type 316 stainless steel for superior corrosion resistance

An SDS-Plus rotohammer along with the proprietary HELITOOL37A Installation Tool

Simpson Strong-Tie Deck-Drive™ DSV Wood Screws are a powerful

To achieve maximum loads

Post-frame and light commercial construction

Simpson CSD25400 1/4" X 4" Countersunk Head Split-Drive Anchor - Zinc, Pkg 100 Drop-In Anchors Available in Type 305 orThe Split Drive anchor is a one piece expansion anchor that can be installed in concrete, grout filled block and stone. As the anchor is driven in, the split type expansion mechanism on the working end compresses and exerts force against the walls of the hole. The Countersunk head allows for a smooth surface when attaching wood or light gauge steel to concrete and grout filled block surfaces. Installation: For Common Rafters: Drill a hole in base