Greenlee 542 250 fiberglass fish tape with 12 inch case has high impact nylon, one piece handle for maximum durability, long life and easy, comfortable use. Non conductive fiberglass tape with low friction coating. Has unique non coiling properties that enable it to fish in large and small conduit equally well, even with wire or cable in place. Exclusive, unique, lightweight reel for easy positive feed out and rewind. Excellent for installation of telecommunications and data communication cables in overhead plenums, above suspended ceilings and under floors. Fiberglass fish tape is the fastest manual fish tape available. It is intended for fishing only. Rope or line is recommended for pulling.