This insulated tool kit is insulated. It meets the standards for ASTM F1505, CSA, EN/IEC 60900, Insulation, NFPA-70E, VDE. In addition, it has a SAE measurement type, plus it is not non-sparking. This insulated tool kit includes moulded carrying case, 24 pieces, electricians knife, 6 5/16 inch diagonal-cutting pliers, 6 5/16 inch long-nose pliers, 8 inch lineman's pliers, cutting tools, drivers and bits, pliers, sockets and accessories.