... machine can engrave letters and relief designs. JD-6060 high quality 23.6X23.6 inch CNC metal engraving machine Performance:Matches ... 220V/50HzDriver typestepper motorSpindle2.2KW water cooled motor(optional: change to 1.5KW,3KW,4.5KW)Spindle speed0-24, ... , dials.l Mould industry: architecture, Gilt membrane, electric machinery, High frequency mold, moulding on shoes, badge, embossed mould, biscuit, ...