Vintage Case “XX” Tested Yellow Synthetic Pen Knife. 1920-1940 Pre WWII Amazing For Sale

The vintage Case XX "XX" Tested Yellow Synthetic Pen Knife from the 1920s-1940s is a unique and collectible piece that showcases the craftsmanship of the era. With a carbon steel blade that is under 2.75 inches in length, this pocketknife features a manual opening mechanism and slipjoint lock type. The yellow synthetic handle adds a pop of color to the design, making it a standout piece for collectors of vintage folding knives. This original Case XX knife with two blades is a testament to the quality and beauty of pre-WWII knife production.