Description: 【Scratch Proof Wire Routing】: Ideal for car audio installations, this professional Wire Routing Tool features flexible tips to navigate tight spaces, no more scratched dashboards during dash cam wiring 【Universal Wiring Access】: There has 3 different hole diameters(3.2mm, 2.5mm, 1.5mm) for threading puller to reach concealed areas, ideal for panoramic navigation systems, basic wire modifications 【Effortless Component Installation】: Rigid yet bendable design simplifies wiring tasks, ideal for DIY enthusiasts, no more frustrating exercises with this dash cam leading tool 【Quality Construction】: Non marring material protects interior surfaces, ideal for vehicle owners, no more accidental damage during stereo or lighting upgrades 【Time Saving Modification Kit】: Complete wiring solution saves 70% installation time, ideal for professionals, no more multiple tools needed for routing jobs Specification: Material: Nylon Size Chart: 50cmx0.7cmx0.4cm/19.69inchx0.28inchx0.16inch Hole Diameter: 3.2mm/0.13inch, 2.5mm/0.10inch, 1.5mm/0.06inch Package Includes: 1 Car Audio Wire Routing Tool Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.