THE BEST AIR FILTER TECHNOLOGY FOR TODAYS PLASMA CUTTING SYSTEMS...  The 9000 series air filters were designed for the demanding compressed air  requirements of the plasma cutting industry.  They are the only air filters on the market today that protects the plasma consumables from  100% moisture.  The filter element blocks dirt and oil down to .85 microns, stopping restrictions and protecting the small air passages in the torch head, this prevents costly down time and high consumable usage, saving you money