Dry run Twin Piston OIL-LESS VACUUM PUMP: 3/4 HP 5.5 CFM Good for Milker Pulsator Hookup, Medical, Laboratory and Workshop Applications. Like CNC table vacuum supply, or vacuum bagging Epoxy resin infiltration. Push Pull Vacuum pump or compressor to 180 PSI. $ave the oil on the run! No oil-mist problem, clean and quiet run, Zero maintenance cost. Twin Piston Oil-less Dry Run Vacuum Pump 1/2 HP 4.5CFM Epoxy Resin Jobs, CNC Table Medic Dental Lab Applications Track Page Views With Auctiva's FREE Counter