It includes wire strippers with six precision-ground holes for 8-18 AWG solid and 10-20 AWG stranded wire, and ergonomic, color-coded grips. The non-contact voltage tester detects voltage in cables and outlets, while the GFCI outlet tester checks for common wiring issues. The compact wire stripper/cutter fits tight spaces, and the flush cutter pliers deliver clean, flat cuts on wire up to 16 AWG.,It includes wire strippers with six precision-ground holes for 8-18 AWG solid and 10-20 AWG