The 08 range of Knipex pliers and cutters has been manufactured to DIN ISO specification and tested to EN60900 2004 standard and are exclusive to Draper Tools. These Expert quality tools are tested to 10,000 volts and insulated to 1000 volts AC and 1500 DC and are suitable for live working. WARNING: When working on electrical installations, it is safest to disconnect these systems from the power supply. Only a skilled and qualified electrician should work on live installations and then only in accordance with the relevant industrial safety standards.