... mechanical device, with automaticΩelectrostatic painting ,spray line 2, phosphating line , shot blasting machine ,2 sets of 50 sets of punching , hydraulic ... 2 ~ 5 KW and gasoline generators muffler, 152, 160, 168, 173, 188 single power muffler, 1 KW, 2 KW, 3 KW digital frequency generator ...