"Dayton" heavy-duty 4" machine vise 4" capacity. Purchased for my shop 20 years or more ago. Never used. Discontinued model. Heavy cast iron. You can see the cosmoline stains from the wrapping paper. Note the square ways on the side. Can be used in tilt or rotary attachment. No wear on screw or jaws. Feel free to ask any questions or to request extra pics.. Save money with combined shipping.