This insulated tool kit is insulated. It meets the standards for OSHA, UL. In addition, it has a SAE measurement type, plus it is not non-sparking. This insulated tool kit includes circuit breaker lockout, red, safety lockout padlock, 27 pieces, knife, cable cutters, crimping tool, fuse puller, voltage sensor/detector, wire stripper, diagonal-cutting pliers, lineman's pliers, long-nose pliers, tongue and groove pliers, cutting tools, drivers and bits, electrical and telecom tools, pliers.