Copper sheets, strips, rods, seamless copper tubes, and copper wires with a diameter of 1.3 mm or more, or their equivalent, of a thickness of 0.3 mm or more and of a pure copper content of 99.5% or more (not including small pieces of 10 mm or less on a side or in length).Press plants are the main source of this material, and it is in a state after being mixed with other quality copper at scrap wholesalers, etc.