Simpson CSD25212 1/4" X 2-1/2" Countersunk Head Split-Drive Anchor - Zinc, Pkg 100 Stainless Steel Large Diameter Concrete Screws wing-tip point bores through hot-rolled

wing-tip point bores through hot-rolled steel up to 1/4" thick and breaks off clean on contact

The Simpson CCQ86SDS2

Designed to strengthen joints between trusses

Blocking or bracing connections

Simpson CSD25212 1/4" X 2-1/2" Countersunk Head Split-Drive Anchor - Zinc, Pkg 100 Stainless Steel Large Diameter Concrete Screws wing-tip point bores through hot-rolledThe 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