Perfect for longer conduit runs, this fish tape boasts the highest tensile strength, and highest grade carbon steel for professional durability and reliability. The Blued-Steel. also provides rust and corrosion resistance for longer life. The Tuff-Grip. Pro case and handle are impact resistant, while the unique design keeps the wire inside the case, even after a long fall. Multiple width, length and eyelet options are available for ease of use for any application. Replacement tapes also available.