This communications tool kit is not insulated. It meets the standards for 400-42 Butt Set: RoHS, CE. In addition, it has a SAE measurement type, plus it is not non-sparking. This communications tool kit includes 11 pieces, scissors, punchdown tool, voltage detector, wire crimper, wire stripper, telephone test butt set, diagonal-cutting pliers, long-nose pliers, four specialty screwdrivers, drivers and bits, electrical and telecom tools, pliers.