... motor 3.2.2KW water cooling spindle 4.CE certificate PCB milling machine Main application profession: The engraving machines are ... relief, 2D and 3D products.Big power water cooled frequency spindle motor,which can ensure to work on hard ... engraving, dials.l Mould industry: architecture, Gilt membrane, electric machinery, High frequency mold, moulding on shoes, badge, embossed mould, biscuit, candy, ...