You do not need a crimping tool for this RJ45 connector from Intellinet Network Solutions. Simply remove approximately 15 mm of insulation from the cable, select T568A or B wiring, place the wire pairs accordingly and place the grommet onto the cable. When the grommet is closed over the IDC connectors, the wires are pushed to the correct location and the connection is made. TIA/EIA-568-B.2, ISO/IEC11801 and EN50173-1. Suitable for unshielded 22-26 AWG solid wire and stranded cable. Quick and easy installation.