This is in found condition blades show use but the knife is very tight and has awesome snap scales have no chips or cracks making this a great candidate for a replace or a fantastic user

Thank you

The Case XX #6231 1/2 Rough Black Big Jack Knife is a vintage collectible folding knife made by Case XX in the United States between 1940-1964. This ambidextrous pocketknife features a clip point and pen blade made of carbon steel, measuring 2.76 - 4 inches in range. With a manual opening mechanism and slipjoint lock type, this original piece has a black color and composite handle scales, making it a sought-after addition to any knife collection.