1:CE&ISO 2:cnc engraving machine for steel 3:110X110mm 4:water cooling,50W, 5 ... Linear Speed≤7000mm/s≤7000mm/s≤7000mm/sMin. Line Width0.02mm0.02mm0.02mmMin. Letter0.25mm0.25mm0.25mmRepeatable ... most metal marking industry such as brass, titanium, steel, iron, aluminium and so on.It can mark ... non-metals also. For example, ABS, nylon, PES, PVC, makrolon, etc.picture : CG-50 cnc engraving machine for steel