Miniature for Oil extraction has been developed and oil extracted from Groundnut, Coconut, Gingili, and groundnut seed. The performance of the oil expeller is sixkgs/per hour and the yield were 40% forground& Gingili and 63% for coconut. Oil, filtration process has been adopted with Natural filter agent. Studies on the shelf life was conducted and found that the FFA is 0.5 to 1% which is within the permissible limit.