Platinum Tools 100054 EZ-RJPRO HD Crimp Tool, Jar EZ-RJ45 Cat5/5e 50 Connectors Zero flex frame prevents torque loss during the crimping cycle. Tool steel die head assembly provides 360 degree of connector support during crimp. Clean, ultra flush trim on the EZ-RJ45 extended conductors. Expanded surface area on contact drivers delivers full, uniform crimp force. Built in wire cutter and strippers.