You Are Looking at A Little Dry Run OIL-LESS VACUUM PUMP: High performance Twin Piston 210 Watts(0.3HP) 3.4 CFM, Good for Medical, Laboratory and Workshop equipment hookup/applications. Like replacement of personal Oxygen generator pump replacement/use as a aerator pump. Continuous duty,Push and pull/compressor or vacuum pump. Save the oil, no oil mist problem and Save the money on oil, Zero maintenance cost. Dry Run High Efficiency Twin Piston Oilless Vacuum Pump 3.4CFM workshop, science, medical, dental laboratory vacuum system hookup Track Page Views With Auctiva's FREE Counter