Jonard Industries offers the TT-4 & TT-7 Terminator tools for most locking terminators. These Terminator tools are used on a wide variety of connectors, some of which include the Gilbert engineering GTP Morlock, the PRC Production Products Company, LFT, PCT International Technology, TPG, TR 75 GT Viewsonics, and SV-LT & SV-LTA Signal Vision locking terminators. To use, simply pull down on the handle ring to retract the taps, insert the tool into the terminator and release the handle ring, then twist the tool either clockwise or counter clockwise to lock or unlock the terminator. These terminator tools are offered in two lengths, offering maximum flexibility in reaching tight location terminators. The TT-4 is four and a half inches long and the TT-7 is seven inches long. Jonard Industries offers a full line of fiber-optic CATV and other popular hand tools. Be sure to check out our tools on the web or request our catalog. We thank you for choosing Jonard industries, a technologically advanced manufacturer and your source for high quality tools.