describe ? Save time and protect your walls? It is an ideal tool for the home installer when it comes to rewiring in a finished property. It can speed up any job with cabling and doesn't require too much intrusion into the building structure. ?Strong magnet and flexible sheath? Strong magnets and a soft sheath give you clear control of the cable, even if you don't know where the cable is, you won't encounter any obstacles. ? Dual-shape magnetic leader? Available in 2 different shapes and sizes to suit different enclosed spaces. The spherical shape is suitable for tight spaces such as pipes and pipes, and the jib design allows climbing to higher spaces. The flat shape is ideal for flat spaces such as drywall, floors, and even with loads. ? Fast wiring in confined spaces? It gives electricians complete control and flexibility to route wires under wood stud walls, paneled walls, drywall, and even steel stud walls, steel, floors, and carpet. like a handle. Swivel HookBoth ends of the nylon cord can be connected to the swivel plug with a buckle, which can connect most cables and network cables. Main Material: Nylon Quantity: 4 pcs/set Weight: 0.3kg how to use: Step 1: Remove the fishing line from the reel, put the magnet of the bait (connected with the fishing line) to the desired position; Step 2: Connect the wires (10mm max) to the grommet connector; Step 3: Attach it to the explorer magnet. Hold the cable with your thumb and thread the cable through the wall; Step 4: Easily thread the cable through the vacuum. feature: Powerful magnets clear a path and let your cables through. Helps facilitate installation in tight spaces. Runs under floors, steel stud walls, carpet, and more. Leaves the walls of the finished home untouched, allowing you to get the job done as cleanly as possible. Makes it easier for electricians to run cables through floor voids Reduces cable salvage time by up to 70%