Amazon.com: Cloudray Raycus 30W Fiber Laser Marking Machine Engraver Metal Tainless Steel for Metal Marking (110x110mm / 4.3"x4.3")
30W Fiber Laser Marker - Pay as Low as $112/mo. - OMTech – OMTech Laser
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 :