... .5kw water-cooled spindle 3.500mm rotary axis 4.Hiwin linear square guideway 5.DSP offline Stone CNC Engraving Machine ZK-9015 Application1 ... , sphere, stainless steel, iron, copper, aluminium, titanium alloy, can doing 3D embossment, and line engraving, bevelling, drilling 2D engraving.2.Such ...