Coil Rod Coil Rod With Coil Nuts and washers Threaded Rod Materials:carbon steel,Q235,#1045,stainless steel. Coil Rod With C Coil RodCoil Rod With Coil Nuts and washersThreaded RodMaterials:carbon steel,Q235,#1045,stainless steel. Offer to sell Coil Rods with different spec.,plain,H.D.G.or zinc plating for your option. Coil Rod