... insulating Piercing clamp,bimetallic water proof tap, power fitting 1.Type: JJC 2.ISO-9001 certificate Products UseJJC series piercing connectors ... -proof, prolonging the life of insulation of conductor and clamp.2.Flexible installation, matching insulated and gloves, live operation ... safe and long-time stable operation.4.Moment nut, piercing pressure is constant, keep good electric connection and make ...