Simplify your installation of cables in ceilings and walls with this set of rods. the flexible rods are made of non-magnetic fiberglass with a polypropylene coating to prevent splinters over time. Flexible enough to go around corners and up and down walls through small openings, yet they are strong enough to withstand virtually any test you may put them to. Each length is 4' with threaded attachments at each end. Connect as few or as many rods together needed to attain whatever length necessary. These rods replace old fashioned electrical fish formerly used for running and retrieving cable. Push-pull rods are equally useful to push or pull cable inside or outside conduit.Now we have three types and grades pack and rods ,also could according to your inquire makingall of the pack,long ,attachmentscolor etcs .,its supply FOR UK.Amazon Co USA ETCS