Volume 2-taper-round series for the various cone-shaped cylinder rolling, rolling round the parts of accurate, easy to operate, Conic rolling ... machine/conical tube machineVolume 2-taper-round series for the various cone-shaped cylinder rolling, rolling round the parts of accurate, easy ... circle of taper Volume 2-taper in a roundSecond round-axis large volumes of taper Input supply 380V 50HZ380V ...