Its 4 cfm flow rate can draw your system down as low as 37.5 microns (5 Pa). Oil Capacity: 12.8oz. Its 4.5 cfm flow rate can draw your system down as low as 37.5 microns (5 Pa). Convenient To Operate Vacuum pump features a simple oil fill port for a clean pour, oil window provides vital information like oil level and oil quality.
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