BETA INSULATED TOOLS ARE SAFE FOR USE ON ELECTRICAL SYSTEMS UP TO 1000 VAC (1500 VDC). THE DESIGN MEETS EN 60900 SPECIFICATIONS AND EACH TOOL IS SUBJECTED TO THE FOLLOWING STRINGENT TESTS HANDLE RESISTANCE TO SLIPPING AND FLAME PROPAGATIONS AND HIGH VOLTAGE TEST (1000V). THESE INSULATED DIAGONAL CUTTING PLIERS MEASURE 160MM (6-5/1"") OVERALL WITH A 22MM (3/4"") JAW LENGTH AND 20MM (13/16"") JAW WIDTH.