Wire Connectors (Insulation Piercing Crimp Connectors) with Mini Press (for high volume applications), Versa-Crimp (for low volume applications) and WTC-1286-1 (for low volume and/or field terminations) crimping system. Taped package and the following electrical wire attributes (sizes): 16 AWG ? Stranded, 18 AWG ? Stranded, 20 AWG ? Stranded