Vintage meat grinder attachment , no idea what it fits , used , hub that goes into motor is 2 inches diameter , square drive is 9/16 , has 1/8 and 3/16 plates , plates are 2-3/4 inches diameter , aluminum body , chopper knife has been ground and looks dull , plates have a little rust on them , plunger is wood and aluminum and fits loose into the body , needs to be cleaned up , plastic shims are old .