Hi folks. In this video I review the ComMarker B4 fiber laser and show you how it etches and even 3D engraves any metal and most plastics. If you're interested in getting one of these machines then check out the links below and be sure to use my coupon code for a 2% discount.

Coupon code: RST

Official:
https://commarker.com/product/b4lase...

Amazon US:
https://www.amazon.com/dp/B0BW8HWRBX?...

Amazon EU:
https://www.amazon.de/dp/B0C49KPN5R?r...

Aliexpress:
https://s.click.aliexpress.com/e/_oED...

My website: https://www.resystech.com

Support me on Patreon or Youtube and earn membership perks:
  / resystech  
   / @jamesbiggar  

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  / renewablesystemstechnology  

#commarkerb4 #fiberlaser #3dengraving