Laser 80W Co2 Laser Engraving Cutting Machine Cutter Engraver 20"x28" Autofocus. A: CO2 glass 80 W has an estimated output of 8000 hours. Allow the engraver to rest for half an hour every 4 hours. The Two-way pass— front & back —allows you to feed material into the workbed from any direction, letting you cut materials larger than the bed size by sliding them across the engraving table.so the extra long objects can be engraved/cut.
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