Concrete Deck Insert Steel Nominal Conduit/Pipe/Threaded Rod 1/2 in Length 8 in Width 1/2 in Flange Thickness 3/16 in Flange Width 12 in Hole Size 9/16 in or 5/8 in Zinc Plated Finish For Use With Conduit and Lighting Systems Hanging Pipe and Sprinkler Systems HVAC Ductwork and Strut Channels Mechanical Overhead Utilities Seismic Loading and Cracked Concrete Suspending Trapeze and Cable Trays