Porter-Cable 2 in. x 18-Gauge Brad Nail (1000 per Box) PBN18200-1 - The Home Depot
18 AWG Electrical Wire Stranded PVC Cord Oxygen Free Copper Cable 2 Co – Tommy Industrial
18/2 Red FPLR Fire Alarm/Security Cable, Solid, 500ft
Amazon.com: MaxBrite 200 ft. 18AWG Low Voltage LED Cable, 2 Conductor, Outdoor Rated, Black Sleeve in-Wall Speaker Wire UL/cUL Class 2, Sunlight Resistant : Electronics