CNC carving machine 1.Machine encloser 2.Z-axis lengthened 3.Column ... drive, with the frequency axis, so that the machine is fast running ,low noise and high accuracy.Dual ... -column gantry structure ,the integral casting; Machine is small, compact, simple, elegant, with unique ... rotary axis, SC-360F is professional roller engraving machine; This two kinds of machines are widely used ...