... hot-dip 3.Application: High Voltage NLD-1Features1.NLD strain clamp(Bolt type)2.Material:Cast-iron&Steel with hot-dip4 ... performance and competitive pricesFzbonle is experienced in producting high and low voltage product, such as lamp holder, socket, plug, light, switch ... ISO9001, CE, VDE certification. Hope to cooperate with you!! Suspension clamp