OTC 731413582561 4498A 7-in-1 Wire Stripper and Crimper Tool Strips insulation off electrical wires ranging from 10 AWG22 AWG Pliers on tip of jaw for looping or grabbing wire in tight places Heat-treated steel jaws cut solid or multi-strand wire Screw cutter shears screws clean with no thread clean-up required Crimps insulated and non-insulated wire terminals 7mm8mm spark plug wire connectors