Tapespec Plastic PVC Building Silage Tape White 96mm x 30m CTSMT003.2 Insulated Socket 17mm Approved for The auto sense grip Insulated Socket 17mm Approved for live working up to 1 000volts Integrated protective insulation with two colours toclearly indicate if there is any damage 6 point single hexagon socket for a better grip Chrome vanadium Ball recess on the female end to grip the ratchet Design and manufactured to DIN3120 3124 ISO2725 andIEC60900 Chuck 13mmn Keyed Excellent for heavy duty joining & sealing applications SILAGEW Plastic PVC Building Silage Tape White 96mm x 30m Plasticized PVC Tape coated with a special primed rubber based adhesive