... : 3mm-300mm 4.save 80% fuel than acetylene torch ($6.25, 2.5gallons of regular gasoline = $85.00, 250cu/ft ... system, more than 80% saving on cutting fuel cost4) Easy cutting operation: the cutting fuel (gasoline) is available everywhere, easy to handle ... and move, stack cutting, no need to pump the gasoline tank. Oxy-gasoline Cutting ...