LeaningTech Professional Heavy Duty Self-Adjusting 3-in-1 Automatic Wire Stripper, Cutter and Crimping Tool Self-adjusting stripper strips wire from 10-24 AWG Adjustable stopper controls the length of the core strip Swivel knob micro-adjusts for gauges smaller than 20 AWG Wire crimper Crimps 10-22 AWG insulated, 10-22 AWG Non-Insulated and 7-9mm ignition terminals Wire cutter extends versatility