CO2 marking machine: 1.For metal,SS,engraving,leather,clothes 2.Laser engraving and cutting 3. ... easily.Can mark bar code, two-dimension code,graph and words,support PLI,PCX,DXF,BMP.Computer-control,working in WINDOW ... -phase/380V/three-phase/50HzCooling Machine Power2PCooling ModeOutside Water Cooling Metal Marking machine