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Amazon.com: UEI CLM100 Digital Electric Cable Length Meter, Wire Length Meter Measuring Ohm Resistance 65Ω, 30,000 Feet, Copper and Aluminum Wire between 4/0 to 26 ga
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Multi-Function Network Cable Tester RJ45 RJ11 Wire Ethernet Tracer Remote Toner Tool Kit with Bag Probe Audio Tone for LAN CAT5 CAT6 Tracker Telephone Line Finder Speed Check Home Repair: Amazon.com: Tools