Makes terminations fast and easy by seating and cutting all wires in one smooth motion; 3-u gold-plated contacts; Supports 22 to 24 AWG stranded and solid wire; Fits round cable; For unshielded twisted pair applications; Standard 8P8C design, compatible with all network RJ45 connections; Compliance with ANSI/TIA/EIA 568-D standards for Cat5e performance; For use with Intellinet(R) FastCrimp Modular Plug Crimping Tool; 50 pack;