Air operated oil pumps are used to transfer engine oil or liquid oil to the desired location through to the high pressure created by the air coming from the compressor. The air operated oil pumps vary according to their purpose of use; there are models with bucket, without bucket, with tank, barrel models and with trolley models. Air operated oil pumps ensure that the environment where the oil is used remains clean and that the oil is transferred completely to the desired area only. Air operated oil pumps, air operated oil pumping tanks can pump engine and transmission oils of all features from 10 to 140 numbers.