Install invisible fiber optic cables with a hot melt glue gun in just 5 minutes! No drilling, no tape residue—just squeeze and stick with the hot melt glue gun, and the invisible fiber optic cables will firmly adhere to corners and baseboards, almost invisible to the naked. Install invisible fiber optic cables with a hot melt glue gun in just 5 minutes! No drilling, no tape residue—just squeeze and stick with the hot melt glue gun, and the invisible fiber optic cables will firmly adhere to corners and baseboards, almost invisible to the naked. Install invisible fiber optic cables with a hot melt glue gun in just 5 minutes! No drilling, no tape residue—just squeeze and stick with the hot melt glue gun, and the invisible fiber optic cables will firmly adhere to corners and baseboards, almost invisible to the naked eye~. more Install. What can I use to make a clean cut through all of these fiber optic cables at once to give me a flat end, I've been told heat knife. Do you have some you can try a test on? If so, get a piece of flat steel, or stone (maybe like a marble counter sample, etc) and lay fibers down on it flat. It is copyrighted by the FOA and may not be distributed without FOA permission. The lab manual has several. The fiber installation kit (FIK) is used to route invisible indoor optical cables. 6 mm flat transparent drop cable. If you have your own equipment, do the recommended exercises.