... Area:600mm×900mmDocument transmissing form:USBinterfaceWorking form:Untouched Arc StrikingWorking metal sheets: stainless sheet,titanium sheet,aluminium sheet,Galvanized sheet ... .2. Especially suitable for advertising signs, hard ward, sheet metal, decoration, etc.3. Suit for:aluminum, galvanized sheet, ... , when cut thick plate the incision verticality well. small metal engraving machine GX 6090