I think this is a nutcracker, can't imagine what other purpose it had. The top metal tab/turner is incised on both sides; Brevete France, Ideal. An unusual nutcracker for your collection!It measures: extended full height 6 1/2" long and 2" across at nut area. Condition: Its in excellent vintage condition, has been used and has tiny scuff/scratches but works well. We purchased many great items from some major estate sales and are offering a wonderful selection of "treasures" so please check our other listings! Feel free to email if you have any questions. Will discount combined shipping. 100% customer satisfaction for last four years. We try to ship within 24 hours. Thanks!