You can find the Case knife pattern number stamped on the tang of your knifes blade. This number tells you exactly what kind of knife you have. The first number indicates the type of material used to make the handle. The second digit gives the number of blades.
What does XX on Case knife mean?
The XX trademark goes way back to the early days of Case. The were one of the first knife co to double temper the steel. The would mark an X on the batch of knives when the when in the furnace and then when they put them in for the second run they would mark the second X so they would know the had be tested twice.
What does CV mean on a Case knife?
Chrome Vanadium Care Tips for Case Knives Chrome Vanadium (CV) blades are known for their edge-holding ability and easy re-sharpening. However, they are less resistant to rusting, pitting and discoloration than stainless steel.