For These non-conductive fiberglass rods can be screwed together to form longer lengths for running wire through walls, attics, crawl spaces, sub-floors, and suspended ceilings. The running kit includes ten 39" fiberglass rods with threaded brass connectors, a 6-1/2" flexible acrylic connection that can be set to any angle, a brass hook end for pulling and a brass eye end for pushing. Can be extended up to 33 feet Plastic storage case (10) 39" rods with threaded brass connectors 6-1/2" flexible acrylic connection that can be set to any angle Brass hook end for pulling Brass eye end for pushing