In this video, I showcase my new ComMarker B4 20w fiber laser, which I've utilized for over two months in my workshop and for my small laser engraving business. I provide insights into its performance ...

ComMarker B4 is a compact fiber laser engraver equipped with a 20W laser and is capable of cutting at a speed of 15,000mm/s to a maximum depth of 0.3mm on metals and a depth of 0.01mm in its precision ...

Unlike the B4, which uses manual knobs and buttons to set the focus and height, the B6 features an LED touchscreen which is used to raise and lower the height of the laser and initiate the autofocus.