Review & Teardown: ComMarker B4 20W Fiber Laser Engraver

00:00 Intro
ComMarker B4 20W Fiber Laser Engraver Intro

01:35 Unboxing
ComMarker B4 20W Fiber Laser Engraver Unboxing

02:32 Setup
ComMarker B4 20W Fiber Laser Engraver Setup

03:22 Software
ComMarker B4 20W fiber laser engraving machine software installation

04:18 Focus
How to focus of ComMarker B4 20W fiber laser engraving machine

04:59 First pewpew

06:05 Usable Area

07:17 Goggles

09:09 Spot size

10:13 Engraving metal

11:32 Resistor trimming

12:25 Unsuitable materials

13:22 Serial numbering

15:01 Milling & Cutting

15:48 Color engraving

16:34 Rotary axis

17:47 Ceramic scoring

18:40 PCBs

20:55 Integrated circuits

21:50 Teardown
