... Copper rod breakdown machine with drop coiler Die number:9 input size:8.0mm output :2.2-3.5mm speed:500meter/min 400/9D copper rod breakdown ... machine400/9D is designed to drawing φ8mm oxygen-free copper rod into 2.2mm-3.5mm ... mainly φ3mm) copper wire continuously , with a 750 vertical coiler.Consist of: pay off stand, 400/9d drawing machine,tension device, ...