Package Including: You will get 1 electrical wire puller and 2 fish cable fasteners Premium Material: The through wall wire threader adopts premium PVC material, has strong traction, is flexible, wear resistant, sturdy, and ensures a long time to useDuct Rodder Threader: The through wall wire guide device is used to guide and pull the wire through the occupied duct and panel boxes, suitable for pipe with an inner diameter of 16-25 mm/0.63-0.98 inchEasy to Use: The wire threading device tool with large hole steel rope puller head (8.5x4.3 mm/0.33x0.17 inch), can thread multiple wires at a timeWide Applications: The cable wire puller tool is suitable for pulling and electrical wires through wall cavities, floor conduit, above ceilings, etc Specification: Material: PVC Size Chart: Cable Diameter 4 mm/0.16 inch Package Includes: 1 Electrical Wire Puller2Fish Cable Fasteners Note: Please allow slightly errors due to manual measurement and different monitors.