A butt set is one of the most important tools on a telephone technician's belt. Also known as a test set or lineman's handset, a butt set includes all the features of a basic telephone and allows a technician to test a phone line to ensure that it has a dial tone, that it can make and receive calls, etc. Have a look at these butt sets from trusted brands like Greenlee and Eclipse, available now for great prices!





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