Steel City® FFPT4 Series poke-through provides high capacity for both power wiring and communications cabling when feeding modular furniture, in a single-core drill location. With limitations on the number of holes that can be drilled in a floor, it is important to maximize the capacity of each location. 3/4 inch hub for power wiring and 1-1/4 inch hub communications cabling (plugs included). 4 inch core drill. Integral junction box features (5) 1/2 inch and (5) 3/4 inch knockouts (27 cubic inch capacity). Made of die-cast zinc/galvanized steel.