Garvin Industries manufactures a variety of wire pulling aids like polyolefin twine in a bucket, polypropylene rope, and nylon pull tape with sequential foot markings and a prelubricated surface that easily glides through conduits and inner duct.  Innovative synthetic fibers of these pull lines and tapes will not rot, rust, or mildew if they are left in conduit for extended periods of time.  Garvin Industries also manufactures conduit bender heads and handles, as will as pipe marking tools for 1/2" or 3/4" conduit.