Marcatura laser a fibra portatile mini da 20 W per produttori e fornitori di acciaio inossidabile Cina - Economico, prezzo basso - MRJ-Laser
Amazon.com: OMTech 20W Fiber Laser Engraver, LightBurn Compatible Laser Engraving Machine with Red Dot Pointer, 4.3x4.3 Solid State Laser Marking Etching Machine for Metal Aluminum Steel Gold Silver Jewelry More
Fiber on the metal. For iron, aluminum, steel, brass, gold. Enjoywood M4 fiber laser engraver 20W - YouTube