... motor 3.Ball screw transmission Application:Jade, copper, aluminum, iron, metal stamps, badges, signs, small pieces ... feeding height<280mmSpindle Power1.5KWSpindle speed0-24000rpmMax engraving speed 4000mm/minTransmission formHigh precision ball ... 24-hours phone service, lifetime maintain hot sale metal cnc machine engraving jade,copper, aluminum, iron, metal stamps, badges, signs, small pieces ...