As seen on my YouTube channel, this is a free file to test the advertised vs. actual engraving work area of your galvo laser. This file is in Lightburn format and contains nested squares ranging in size from 5mm to 150mm.
ASSOCIATED VIDEO:
PLEASE NOTE:
Digital Download Only - Not a Physical Product
File Format: Lightburn - You must have a license for trial for the software - not available from Samcraft.