400/9D Copper rod drawing machine Special for making from 8mm to ... 2.2-3.5mm drawing speed:500m 400/9D copper rod drawing machine400/9D is designed to drawing φ8mm oxygen-free ... vertical coiler.Consist of: pay off stand, 400/9d drawing machine,tension device, 750 vertical coiler , wire pointer ... : φ2.2-3.5mm3-max drawing speed:500m/min4-drawing cone diameter: φ400mm5-drawing pass:96-cone speed ratio: 1 ...