Simpson CSD25400MG 1/4" X 4" Countersunk Head Split-Drive Anchor - Galvanized, Pkg 100 Epoxy Anchoring Adhesive Coarse threading ensures strong holding

Coarse threading ensures strong holding power

Simpson Strong-Tie SDWH Timber-Hex Stainless Steel Screws are built for serious holding power in your toughest wood-to-wood connections

fully cured in 48 hours

the THAR422 has a standard skew of 45°

Manufactured from durable steel

Simpson CSD25400MG 1/4" X 4" Countersunk Head Split-Drive Anchor - Galvanized, Pkg 100 Epoxy Anchoring Adhesive Coarse threading ensures strong holdingThe 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