Wire Crimp Tool Kit: IWS-30J crimping tool kit contains a crimping frame tool along with 5 exchangeable die sets, designed to making electrical connection with insulated terminal, non-insulated terminal, ferrule, open barrel connector..Precise Crimping: High-precision ratchet mechanism for complete crimps. Repetitive, standard-conforming high crimping quality due to precision dies and integral lock (self-releasing)..Labor Saving Operation: Crimper design provides low force to crimp while maintaining a high pull-off force. Built-in ratchet ensures a uniform crimp every time. Compound lever-action of narrow-span handles puts more crimping power into each squeeze. Comfort grips help to reduce hand fatigue..Wire Stripper / Cutter: Wire stripper with six precision ground stripping holes for 8-18 AWG Solid and 10-20 AWG Stranded wire. Shear-like blades that provide clean cuts. Updated lock tucks out of the way. Coil spring provides fast self-opening action..Applications: IWS-30J crimp tool kit is ideal for wiring projects in automotive aftermarket, wire assembly, electrical maintenance.