Versatile Spot Cooling for Machining and More. Model 610-1 Gun Only. FEATURES: Exceptionally reliable, no moving parts. Produces cold air to 100°F below the compressed air temperature. Quiet operation, meets OSHA noise specifications. Uses only filtered compressed air. No refrigerants, no EMI/RFI interference. Low pressure air output helps clear chips & dust. Magnetic base for easy "machine to machine" portability. Cold Air Guns use filtered compressed air and vortex tube technology...