1/4 x 3 Flat Split Drive Anchor Mech Galv (100) . The Split Drive Anchor is a one-piece anchor with a split-type expansion mechanism on the working end. As the anchor is driven into the hole, the expansion mechanism compresses and exerts force against the walls of the hole. This anchor can be installed in concrete, grout-filled block and stone. Made of heat-treated carbon steel and available in both zinc plated and mechanically galvanized finishes.
