Check the listing for details. Automatic Electric Telephone Monophone Multi Tool for AE50, 1A , AE34 ++++. Condition: New. Listed at 29.99 USD. Here is the multi tool that was designed by Automatic Electric Co. This tool is a must have if you work with AE telephone apparatus. It has many uses. It has a hex end that is different than any Allen wrench which is used for used for removing the hex like plug in the AE34 handset (pictured in 2 pictures ). The other end is used for removing the fancy cradle/plunger nut on the AE50 and AE35 wall phone plunger (pictured at the end). I have seen so many of these damaged by people using a pliers to remove this nut. If you use this tool you will not cause damage. Another type plunger retainer nut is also on the 1A monophones and the #2 monophone. This tool was designed to remove that part as well. With this tool you will not damage your nickel and chrome plating Besides those 3 uses there were several more. This tool is a must have. With this Auction or Buy it now you get the tool only which is pictured in the first 4 pictures.