Klein Tools T1720 Full-Cycle Coax Ratcheting Crimper Crimps hex-configuration (in dimensions across flats) coaxial connectors Dimensions clearly marked for quick identification Front cavity (.262-Inch) for RG-59 Middle cavity (.324-Inch) for RG-5, 6, 21, 143, 212, 222 and 304 also for Belden 8281, 9231 and 9141 Rear cavity (.384-Inch) for RG-8, 9, 11, 149 and 213