Advantages of fiber laser marking machine 20w Wide range: can be used on many materials like metal, plastic, leather, alloy etc. Can be used in many industries like jewelry engraving, medical devices, phone case engraving, hardware industry, stainless steel tableware, electron components marking etc. Permanent marking: laser marking is a permanent marking. It won¡¡¥t fade, run or become less discernable as time passes like traditional marking including ink jet, hand engraving, dot-peen marking. Cost-effective: no maintenance during the 100, 000 hours working life. One machine can be used in many different materials & industry. Marking software c/w machine. Minimal part replacement High efficiency: computer operated, suitable for automatically processing(like production line, automatically filling line). Marking speed is 7000mm/s. Full supporting: warranty two year. Full operator training. Our engineers providing a solution according to your application. Engineers available service machinery overseas. High quality: ce & iso & bv & fda approved, imported core spare parts like german ipg fiber laser. Wooden box