... liquids such as Motor oil, gear oil, lubricants, cutting oils, Paraffin, and Many Other Viscous Liquids. 2" bung adaptor fitting 15 ... Lever Action Drum Pump. Ideal for thicker liquids such as paraffin, motor oil, cutting oils. Fits 15, 30 & 55 gallon drums ... otherwise noted. High Viscosity Hand Lever Action Drum Pump 4 Paraffin lubricants Viscous Liquids