... machine can engrave letters and relief designs. JD-6060 high quality 23.6X23.6 inch CNC metal engraving machine Performance: ... 2KW water cooled motor(optional: change to 1.5KW,3KW,4.5KW)Spindle speed0-24,000rpmBlade diameter1-6mmControl systemWeihong control ... dials.l Mould industry: architecture, Gilt membrane, electric machinery, High frequency mold, moulding on shoes, badge, embossed mould, biscuit, ...