Fiber Laser Engraver or  Fiber Laser Engraving Machine Fiber laser engravers are also known as fiber laser engraving machine or fiber laser marking machine. You can use these tools for all kinds of metal parts, but you can make permanent marks and engravings on some plastics, as well. However, the most common uses are high speed laser etching stainless steel, aluminum, iron marking, etc. It is important to note that Fiber Laser Marking machines are different from laser cutter machines. More our customers use fiber laser engrave machine for cut gold silver sheet to make jewelry product. It’s very popular in jewelry industry and deepth engrave perfect result on precious metal.