Fiber laser marking machine with rotary JPT 30W MOPA M7 with SINO GLAVO 7210 head 7000mm/s and 300*300mm lens - AliExpress
Amazon.com: Monport 30W Fiber Laser Engraver,Compatible Lightburn Laser with 5.9" x 5.9" Work Area and 30W Laser Source, Fiber Laser Marking Etching Machine for Metal, Silver, Stainless Steel, Gold and More :