The BHOGART 12 CFM Vacuum Pump is perfect for a wide variety of wide variety of industrial and research applications. They are sturdy and reliable, and come outfitted with a KF-25 flange which can be adapted to a wide variety of fittings for any purpose. Type: 12 CFM Two-Stage Rotary-Vane. Ultimate Vacuum: 29.92 in Hg; 15 Micron. Oil Cap: 20oz (600ml) Vacuum Pump Oil.