elastic spring: Steel fish belt and high impact resistant plastic shell, comfortable and durable, easy to carry. The handle has a built-in thumb lock for pulling wires or communication wires. The handle helps to roll the cable back. There is a pull ring at of the tape. perfect for threading or pulling cables and wires from ceiling, wall / gypsum board, conduit, PVC, pipes, vents, pipes, hoses, under carpet or insulation, etc. For your internal and external electrical field wiring, such as socket, plug, socket, lamp, ceiling fan, dimmer, switch, short distance installation electrical box, electrical panel, subwoofer box, switch box, junction box, CPU, circuit breaker box, socket box, transformer, doorbell, speaker, surveillance camera, telephone / Internet line or CATV coaxial cable. It is also very suitable for your vehicle wiring, such as alarm, remote , keyless entry, instrument panel / Rear View Backup Camera, radar detector, WiFi, Bluetooth, entertainment system, stereo, speaker, loudspeaker, radio / tape / CD / MP3 / DVD player unit, USB port, GPS navigation, fog lamp, headlight, etc. it is suitable for your home, house, car, truck, ship, car RV, ATV, UTV, etc. Necessary for any wire and cable installation. Length: 20m Wire diameter: 4.0 mm Material:nylon colour:Red Package Contents: 1 x Fish Tape Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.